diff --git a/.github/workflows/hermetic_library_generation.yaml b/.github/workflows/hermetic_library_generation.yaml
index 7838b82ee..c01f3faec 100644
--- a/.github/workflows/hermetic_library_generation.yaml
+++ b/.github/workflows/hermetic_library_generation.yaml
@@ -37,7 +37,7 @@ jobs:
       with:
         fetch-depth: 0
         token: ${{ secrets.CLOUD_JAVA_BOT_TOKEN }}
-    - uses: googleapis/sdk-platform-java/.github/scripts@v2.60.0
+    - uses: googleapis/sdk-platform-java/.github/scripts@v2.59.0
       if: env.SHOULD_RUN == 'true'
       with:
         base_ref: ${{ github.base_ref }}
diff --git a/generation_config.yaml b/generation_config.yaml
index d8e6dfe51..b6e7827d2 100644
--- a/generation_config.yaml
+++ b/generation_config.yaml
@@ -1,5 +1,5 @@
 gapic_generator_version: 2.59.0
-googleapis_commitish: 8a883235bc76e941ef745a5b5465878dadc9c440
+googleapis_commitish: 9ae4ee8191efa397c23f8ec13deb5d8e9bc69f02
 libraries_bom_version: 26.61.0
 libraries:
   - api_shortname: pubsub
diff --git a/google-cloud-pubsub/src/main/resources/META-INF/native-image/com.google.cloud.pubsub.v1/reflect-config.json b/google-cloud-pubsub/src/main/resources/META-INF/native-image/com.google.cloud.pubsub.v1/reflect-config.json
index f0c86a2e7..fb920745f 100644
--- a/google-cloud-pubsub/src/main/resources/META-INF/native-image/com.google.cloud.pubsub.v1/reflect-config.json
+++ b/google-cloud-pubsub/src/main/resources/META-INF/native-image/com.google.cloud.pubsub.v1/reflect-config.json
@@ -2213,6 +2213,24 @@
     "allDeclaredClasses": true,
     "allPublicClasses": true
   },
+  {
+    "name": "com.google.pubsub.v1.IngestionFailureEvent$MessageTransformationFailureReason",
+    "queryAllDeclaredConstructors": true,
+    "queryAllPublicConstructors": true,
+    "queryAllDeclaredMethods": true,
+    "allPublicMethods": true,
+    "allDeclaredClasses": true,
+    "allPublicClasses": true
+  },
+  {
+    "name": "com.google.pubsub.v1.IngestionFailureEvent$MessageTransformationFailureReason$Builder",
+    "queryAllDeclaredConstructors": true,
+    "queryAllPublicConstructors": true,
+    "queryAllDeclaredMethods": true,
+    "allPublicMethods": true,
+    "allDeclaredClasses": true,
+    "allPublicClasses": true
+  },
   {
     "name": "com.google.pubsub.v1.IngestionFailureEvent$SchemaViolationReason",
     "queryAllDeclaredConstructors": true,
diff --git a/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/IngestionFailureEvent.java b/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/IngestionFailureEvent.java
index e678aa647..640c8f154 100644
--- a/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/IngestionFailureEvent.java
+++ b/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/IngestionFailureEvent.java
@@ -1383,6 +1383,463 @@ public com.google.protobuf.Parser<SchemaViolationReason> getParserForType() {
     }
   }
 
+  public interface MessageTransformationFailureReasonOrBuilder
+      extends
+      // @@protoc_insertion_point(interface_extends:google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)
+      com.google.protobuf.MessageOrBuilder {}
+
+  /**
+   *
+   *
+   * <pre>
+   * Set when a Pub/Sub message fails to get published due to a message
+   * transformation error.
+   * </pre>
+   *
+   * Protobuf type {@code google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason}
+   */
+  public static final class MessageTransformationFailureReason
+      extends com.google.protobuf.GeneratedMessageV3
+      implements
+      // @@protoc_insertion_point(message_implements:google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)
+      MessageTransformationFailureReasonOrBuilder {
+    private static final long serialVersionUID = 0L;
+
+    // Use MessageTransformationFailureReason.newBuilder() to construct.
+    private MessageTransformationFailureReason(
+        com.google.protobuf.GeneratedMessageV3.Builder<?> builder) {
+      super(builder);
+    }
+
+    private MessageTransformationFailureReason() {}
+
+    @java.lang.Override
+    @SuppressWarnings({"unused"})
+    protected java.lang.Object newInstance(UnusedPrivateParameter unused) {
+      return new MessageTransformationFailureReason();
+    }
+
+    public static final com.google.protobuf.Descriptors.Descriptor getDescriptor() {
+      return com.google.pubsub.v1.PubsubProto
+          .internal_static_google_pubsub_v1_IngestionFailureEvent_MessageTransformationFailureReason_descriptor;
+    }
+
+    @java.lang.Override
+    protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+        internalGetFieldAccessorTable() {
+      return com.google.pubsub.v1.PubsubProto
+          .internal_static_google_pubsub_v1_IngestionFailureEvent_MessageTransformationFailureReason_fieldAccessorTable
+          .ensureFieldAccessorsInitialized(
+              com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason.class,
+              com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason.Builder
+                  .class);
+    }
+
+    private byte memoizedIsInitialized = -1;
+
+    @java.lang.Override
+    public final boolean isInitialized() {
+      byte isInitialized = memoizedIsInitialized;
+      if (isInitialized == 1) return true;
+      if (isInitialized == 0) return false;
+
+      memoizedIsInitialized = 1;
+      return true;
+    }
+
+    @java.lang.Override
+    public void writeTo(com.google.protobuf.CodedOutputStream output) throws java.io.IOException {
+      getUnknownFields().writeTo(output);
+    }
+
+    @java.lang.Override
+    public int getSerializedSize() {
+      int size = memoizedSize;
+      if (size != -1) return size;
+
+      size = 0;
+      size += getUnknownFields().getSerializedSize();
+      memoizedSize = size;
+      return size;
+    }
+
+    @java.lang.Override
+    public boolean equals(final java.lang.Object obj) {
+      if (obj == this) {
+        return true;
+      }
+      if (!(obj
+          instanceof
+          com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)) {
+        return super.equals(obj);
+      }
+      com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason other =
+          (com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason) obj;
+
+      if (!getUnknownFields().equals(other.getUnknownFields())) return false;
+      return true;
+    }
+
+    @java.lang.Override
+    public int hashCode() {
+      if (memoizedHashCode != 0) {
+        return memoizedHashCode;
+      }
+      int hash = 41;
+      hash = (19 * hash) + getDescriptor().hashCode();
+      hash = (29 * hash) + getUnknownFields().hashCode();
+      memoizedHashCode = hash;
+      return hash;
+    }
+
+    public static com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+        parseFrom(java.nio.ByteBuffer data)
+            throws com.google.protobuf.InvalidProtocolBufferException {
+      return PARSER.parseFrom(data);
+    }
+
+    public static com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+        parseFrom(
+            java.nio.ByteBuffer data, com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+            throws com.google.protobuf.InvalidProtocolBufferException {
+      return PARSER.parseFrom(data, extensionRegistry);
+    }
+
+    public static com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+        parseFrom(com.google.protobuf.ByteString data)
+            throws com.google.protobuf.InvalidProtocolBufferException {
+      return PARSER.parseFrom(data);
+    }
+
+    public static com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+        parseFrom(
+            com.google.protobuf.ByteString data,
+            com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+            throws com.google.protobuf.InvalidProtocolBufferException {
+      return PARSER.parseFrom(data, extensionRegistry);
+    }
+
+    public static com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+        parseFrom(byte[] data) throws com.google.protobuf.InvalidProtocolBufferException {
+      return PARSER.parseFrom(data);
+    }
+
+    public static com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+        parseFrom(byte[] data, com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+            throws com.google.protobuf.InvalidProtocolBufferException {
+      return PARSER.parseFrom(data, extensionRegistry);
+    }
+
+    public static com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+        parseFrom(java.io.InputStream input) throws java.io.IOException {
+      return com.google.protobuf.GeneratedMessageV3.parseWithIOException(PARSER, input);
+    }
+
+    public static com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+        parseFrom(
+            java.io.InputStream input, com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+            throws java.io.IOException {
+      return com.google.protobuf.GeneratedMessageV3.parseWithIOException(
+          PARSER, input, extensionRegistry);
+    }
+
+    public static com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+        parseDelimitedFrom(java.io.InputStream input) throws java.io.IOException {
+      return com.google.protobuf.GeneratedMessageV3.parseDelimitedWithIOException(PARSER, input);
+    }
+
+    public static com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+        parseDelimitedFrom(
+            java.io.InputStream input, com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+            throws java.io.IOException {
+      return com.google.protobuf.GeneratedMessageV3.parseDelimitedWithIOException(
+          PARSER, input, extensionRegistry);
+    }
+
+    public static com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+        parseFrom(com.google.protobuf.CodedInputStream input) throws java.io.IOException {
+      return com.google.protobuf.GeneratedMessageV3.parseWithIOException(PARSER, input);
+    }
+
+    public static com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+        parseFrom(
+            com.google.protobuf.CodedInputStream input,
+            com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+            throws java.io.IOException {
+      return com.google.protobuf.GeneratedMessageV3.parseWithIOException(
+          PARSER, input, extensionRegistry);
+    }
+
+    @java.lang.Override
+    public Builder newBuilderForType() {
+      return newBuilder();
+    }
+
+    public static Builder newBuilder() {
+      return DEFAULT_INSTANCE.toBuilder();
+    }
+
+    public static Builder newBuilder(
+        com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason prototype) {
+      return DEFAULT_INSTANCE.toBuilder().mergeFrom(prototype);
+    }
+
+    @java.lang.Override
+    public Builder toBuilder() {
+      return this == DEFAULT_INSTANCE ? new Builder() : new Builder().mergeFrom(this);
+    }
+
+    @java.lang.Override
+    protected Builder newBuilderForType(
+        com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
+      Builder builder = new Builder(parent);
+      return builder;
+    }
+
+    /**
+     *
+     *
+     * <pre>
+     * Set when a Pub/Sub message fails to get published due to a message
+     * transformation error.
+     * </pre>
+     *
+     * Protobuf type {@code
+     * google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason}
+     */
+    public static final class Builder
+        extends com.google.protobuf.GeneratedMessageV3.Builder<Builder>
+        implements
+        // @@protoc_insertion_point(builder_implements:google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)
+        com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReasonOrBuilder {
+      public static final com.google.protobuf.Descriptors.Descriptor getDescriptor() {
+        return com.google.pubsub.v1.PubsubProto
+            .internal_static_google_pubsub_v1_IngestionFailureEvent_MessageTransformationFailureReason_descriptor;
+      }
+
+      @java.lang.Override
+      protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+          internalGetFieldAccessorTable() {
+        return com.google.pubsub.v1.PubsubProto
+            .internal_static_google_pubsub_v1_IngestionFailureEvent_MessageTransformationFailureReason_fieldAccessorTable
+            .ensureFieldAccessorsInitialized(
+                com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason.class,
+                com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+                    .Builder.class);
+      }
+
+      // Construct using
+      // com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason.newBuilder()
+      private Builder() {}
+
+      private Builder(com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
+        super(parent);
+      }
+
+      @java.lang.Override
+      public Builder clear() {
+        super.clear();
+        return this;
+      }
+
+      @java.lang.Override
+      public com.google.protobuf.Descriptors.Descriptor getDescriptorForType() {
+        return com.google.pubsub.v1.PubsubProto
+            .internal_static_google_pubsub_v1_IngestionFailureEvent_MessageTransformationFailureReason_descriptor;
+      }
+
+      @java.lang.Override
+      public com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+          getDefaultInstanceForType() {
+        return com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+            .getDefaultInstance();
+      }
+
+      @java.lang.Override
+      public com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason build() {
+        com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason result =
+            buildPartial();
+        if (!result.isInitialized()) {
+          throw newUninitializedMessageException(result);
+        }
+        return result;
+      }
+
+      @java.lang.Override
+      public com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+          buildPartial() {
+        com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason result =
+            new com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason(this);
+        onBuilt();
+        return result;
+      }
+
+      @java.lang.Override
+      public Builder clone() {
+        return super.clone();
+      }
+
+      @java.lang.Override
+      public Builder setField(
+          com.google.protobuf.Descriptors.FieldDescriptor field, java.lang.Object value) {
+        return super.setField(field, value);
+      }
+
+      @java.lang.Override
+      public Builder clearField(com.google.protobuf.Descriptors.FieldDescriptor field) {
+        return super.clearField(field);
+      }
+
+      @java.lang.Override
+      public Builder clearOneof(com.google.protobuf.Descriptors.OneofDescriptor oneof) {
+        return super.clearOneof(oneof);
+      }
+
+      @java.lang.Override
+      public Builder setRepeatedField(
+          com.google.protobuf.Descriptors.FieldDescriptor field,
+          int index,
+          java.lang.Object value) {
+        return super.setRepeatedField(field, index, value);
+      }
+
+      @java.lang.Override
+      public Builder addRepeatedField(
+          com.google.protobuf.Descriptors.FieldDescriptor field, java.lang.Object value) {
+        return super.addRepeatedField(field, value);
+      }
+
+      @java.lang.Override
+      public Builder mergeFrom(com.google.protobuf.Message other) {
+        if (other
+            instanceof
+            com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason) {
+          return mergeFrom(
+              (com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)
+                  other);
+        } else {
+          super.mergeFrom(other);
+          return this;
+        }
+      }
+
+      public Builder mergeFrom(
+          com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason other) {
+        if (other
+            == com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+                .getDefaultInstance()) return this;
+        this.mergeUnknownFields(other.getUnknownFields());
+        onChanged();
+        return this;
+      }
+
+      @java.lang.Override
+      public final boolean isInitialized() {
+        return true;
+      }
+
+      @java.lang.Override
+      public Builder mergeFrom(
+          com.google.protobuf.CodedInputStream input,
+          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+          throws java.io.IOException {
+        if (extensionRegistry == null) {
+          throw new java.lang.NullPointerException();
+        }
+        try {
+          boolean done = false;
+          while (!done) {
+            int tag = input.readTag();
+            switch (tag) {
+              case 0:
+                done = true;
+                break;
+              default:
+                {
+                  if (!super.parseUnknownField(input, extensionRegistry, tag)) {
+                    done = true; // was an endgroup tag
+                  }
+                  break;
+                } // default:
+            } // switch (tag)
+          } // while (!done)
+        } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+          throw e.unwrapIOException();
+        } finally {
+          onChanged();
+        } // finally
+        return this;
+      }
+
+      @java.lang.Override
+      public final Builder setUnknownFields(
+          final com.google.protobuf.UnknownFieldSet unknownFields) {
+        return super.setUnknownFields(unknownFields);
+      }
+
+      @java.lang.Override
+      public final Builder mergeUnknownFields(
+          final com.google.protobuf.UnknownFieldSet unknownFields) {
+        return super.mergeUnknownFields(unknownFields);
+      }
+
+      // @@protoc_insertion_point(builder_scope:google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)
+    }
+
+    // @@protoc_insertion_point(class_scope:google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)
+    private static final com.google.pubsub.v1.IngestionFailureEvent
+            .MessageTransformationFailureReason
+        DEFAULT_INSTANCE;
+
+    static {
+      DEFAULT_INSTANCE =
+          new com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason();
+    }
+
+    public static com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+        getDefaultInstance() {
+      return DEFAULT_INSTANCE;
+    }
+
+    private static final com.google.protobuf.Parser<MessageTransformationFailureReason> PARSER =
+        new com.google.protobuf.AbstractParser<MessageTransformationFailureReason>() {
+          @java.lang.Override
+          public MessageTransformationFailureReason parsePartialFrom(
+              com.google.protobuf.CodedInputStream input,
+              com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+              throws com.google.protobuf.InvalidProtocolBufferException {
+            Builder builder = newBuilder();
+            try {
+              builder.mergeFrom(input, extensionRegistry);
+            } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+              throw e.setUnfinishedMessage(builder.buildPartial());
+            } catch (com.google.protobuf.UninitializedMessageException e) {
+              throw e.asInvalidProtocolBufferException()
+                  .setUnfinishedMessage(builder.buildPartial());
+            } catch (java.io.IOException e) {
+              throw new com.google.protobuf.InvalidProtocolBufferException(e)
+                  .setUnfinishedMessage(builder.buildPartial());
+            }
+            return builder.buildPartial();
+          }
+        };
+
+    public static com.google.protobuf.Parser<MessageTransformationFailureReason> parser() {
+      return PARSER;
+    }
+
+    @java.lang.Override
+    public com.google.protobuf.Parser<MessageTransformationFailureReason> getParserForType() {
+      return PARSER;
+    }
+
+    @java.lang.Override
+    public com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+        getDefaultInstanceForType() {
+      return DEFAULT_INSTANCE;
+    }
+  }
+
   public interface CloudStorageFailureOrBuilder
       extends
       // @@protoc_insertion_point(interface_extends:google.pubsub.v1.IngestionFailureEvent.CloudStorageFailure)
@@ -1591,6 +2048,54 @@ public interface CloudStorageFailureOrBuilder
     com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReasonOrBuilder
         getSchemaViolationReasonOrBuilder();
 
+    /**
+     *
+     *
+     * <pre>
+     * Optional. Failure encountered when applying a message transformation to
+     * the Pub/Sub message.
+     * </pre>
+     *
+     * <code>
+     * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 8 [(.google.api.field_behavior) = OPTIONAL];
+     * </code>
+     *
+     * @return Whether the messageTransformationFailureReason field is set.
+     */
+    boolean hasMessageTransformationFailureReason();
+
+    /**
+     *
+     *
+     * <pre>
+     * Optional. Failure encountered when applying a message transformation to
+     * the Pub/Sub message.
+     * </pre>
+     *
+     * <code>
+     * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 8 [(.google.api.field_behavior) = OPTIONAL];
+     * </code>
+     *
+     * @return The messageTransformationFailureReason.
+     */
+    com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+        getMessageTransformationFailureReason();
+
+    /**
+     *
+     *
+     * <pre>
+     * Optional. Failure encountered when applying a message transformation to
+     * the Pub/Sub message.
+     * </pre>
+     *
+     * <code>
+     * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 8 [(.google.api.field_behavior) = OPTIONAL];
+     * </code>
+     */
+    com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReasonOrBuilder
+        getMessageTransformationFailureReasonOrBuilder();
+
     com.google.pubsub.v1.IngestionFailureEvent.CloudStorageFailure.ReasonCase getReasonCase();
   }
 
@@ -1652,6 +2157,7 @@ public enum ReasonCase
       AVRO_FAILURE_REASON(5),
       API_VIOLATION_REASON(6),
       SCHEMA_VIOLATION_REASON(7),
+      MESSAGE_TRANSFORMATION_FAILURE_REASON(8),
       REASON_NOT_SET(0);
       private final int value;
 
@@ -1677,6 +2183,8 @@ public static ReasonCase forNumber(int value) {
             return API_VIOLATION_REASON;
           case 7:
             return SCHEMA_VIOLATION_REASON;
+          case 8:
+            return MESSAGE_TRANSFORMATION_FAILURE_REASON;
           case 0:
             return REASON_NOT_SET;
           default:
@@ -2008,6 +2516,75 @@ public boolean hasSchemaViolationReason() {
       return com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason.getDefaultInstance();
     }
 
+    public static final int MESSAGE_TRANSFORMATION_FAILURE_REASON_FIELD_NUMBER = 8;
+
+    /**
+     *
+     *
+     * <pre>
+     * Optional. Failure encountered when applying a message transformation to
+     * the Pub/Sub message.
+     * </pre>
+     *
+     * <code>
+     * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 8 [(.google.api.field_behavior) = OPTIONAL];
+     * </code>
+     *
+     * @return Whether the messageTransformationFailureReason field is set.
+     */
+    @java.lang.Override
+    public boolean hasMessageTransformationFailureReason() {
+      return reasonCase_ == 8;
+    }
+
+    /**
+     *
+     *
+     * <pre>
+     * Optional. Failure encountered when applying a message transformation to
+     * the Pub/Sub message.
+     * </pre>
+     *
+     * <code>
+     * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 8 [(.google.api.field_behavior) = OPTIONAL];
+     * </code>
+     *
+     * @return The messageTransformationFailureReason.
+     */
+    @java.lang.Override
+    public com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+        getMessageTransformationFailureReason() {
+      if (reasonCase_ == 8) {
+        return (com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)
+            reason_;
+      }
+      return com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+          .getDefaultInstance();
+    }
+
+    /**
+     *
+     *
+     * <pre>
+     * Optional. Failure encountered when applying a message transformation to
+     * the Pub/Sub message.
+     * </pre>
+     *
+     * <code>
+     * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 8 [(.google.api.field_behavior) = OPTIONAL];
+     * </code>
+     */
+    @java.lang.Override
+    public com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReasonOrBuilder
+        getMessageTransformationFailureReasonOrBuilder() {
+      if (reasonCase_ == 8) {
+        return (com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)
+            reason_;
+      }
+      return com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+          .getDefaultInstance();
+    }
+
     private byte memoizedIsInitialized = -1;
 
     @java.lang.Override
@@ -2043,6 +2620,12 @@ public void writeTo(com.google.protobuf.CodedOutputStream output) throws java.io
         output.writeMessage(
             7, (com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason) reason_);
       }
+      if (reasonCase_ == 8) {
+        output.writeMessage(
+            8,
+            (com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)
+                reason_);
+      }
       getUnknownFields().writeTo(output);
     }
 
@@ -2076,6 +2659,13 @@ public int getSerializedSize() {
             com.google.protobuf.CodedOutputStream.computeMessageSize(
                 7, (com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason) reason_);
       }
+      if (reasonCase_ == 8) {
+        size +=
+            com.google.protobuf.CodedOutputStream.computeMessageSize(
+                8,
+                (com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)
+                    reason_);
+      }
       size += getUnknownFields().getSerializedSize();
       memoizedSize = size;
       return size;
@@ -2106,6 +2696,10 @@ public boolean equals(final java.lang.Object obj) {
         case 7:
           if (!getSchemaViolationReason().equals(other.getSchemaViolationReason())) return false;
           break;
+        case 8:
+          if (!getMessageTransformationFailureReason()
+              .equals(other.getMessageTransformationFailureReason())) return false;
+          break;
         case 0:
         default:
       }
@@ -2139,6 +2733,10 @@ public int hashCode() {
           hash = (37 * hash) + SCHEMA_VIOLATION_REASON_FIELD_NUMBER;
           hash = (53 * hash) + getSchemaViolationReason().hashCode();
           break;
+        case 8:
+          hash = (37 * hash) + MESSAGE_TRANSFORMATION_FAILURE_REASON_FIELD_NUMBER;
+          hash = (53 * hash) + getMessageTransformationFailureReason().hashCode();
+          break;
         case 0:
         default:
       }
@@ -2297,6 +2895,9 @@ public Builder clear() {
         if (schemaViolationReasonBuilder_ != null) {
           schemaViolationReasonBuilder_.clear();
         }
+        if (messageTransformationFailureReasonBuilder_ != null) {
+          messageTransformationFailureReasonBuilder_.clear();
+        }
         reasonCase_ = 0;
         reason_ = null;
         return this;
@@ -2362,6 +2963,9 @@ private void buildPartialOneofs(
         if (reasonCase_ == 7 && schemaViolationReasonBuilder_ != null) {
           result.reason_ = schemaViolationReasonBuilder_.build();
         }
+        if (reasonCase_ == 8 && messageTransformationFailureReasonBuilder_ != null) {
+          result.reason_ = messageTransformationFailureReasonBuilder_.build();
+        }
       }
 
       @java.lang.Override
@@ -2443,6 +3047,12 @@ public Builder mergeFrom(
               mergeSchemaViolationReason(other.getSchemaViolationReason());
               break;
             }
+          case MESSAGE_TRANSFORMATION_FAILURE_REASON:
+            {
+              mergeMessageTransformationFailureReason(
+                  other.getMessageTransformationFailureReason());
+              break;
+            }
           case REASON_NOT_SET:
             {
               break;
@@ -2512,7 +3122,15 @@ public Builder mergeFrom(
                       getSchemaViolationReasonFieldBuilder().getBuilder(), extensionRegistry);
                   reasonCase_ = 7;
                   break;
-                } // case 58
+                } // case 58
+              case 66:
+                {
+                  input.readMessage(
+                      getMessageTransformationFailureReasonFieldBuilder().getBuilder(),
+                      extensionRegistry);
+                  reasonCase_ = 8;
+                  break;
+                } // case 66
               default:
                 {
                   if (!super.parseUnknownField(input, extensionRegistry, tag)) {
@@ -3576,6 +4194,274 @@ public Builder clearSchemaViolationReason() {
         return schemaViolationReasonBuilder_;
       }
 
+      private com.google.protobuf.SingleFieldBuilderV3<
+              com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason,
+              com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason.Builder,
+              com.google.pubsub.v1.IngestionFailureEvent
+                  .MessageTransformationFailureReasonOrBuilder>
+          messageTransformationFailureReasonBuilder_;
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 8 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       *
+       * @return Whether the messageTransformationFailureReason field is set.
+       */
+      @java.lang.Override
+      public boolean hasMessageTransformationFailureReason() {
+        return reasonCase_ == 8;
+      }
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 8 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       *
+       * @return The messageTransformationFailureReason.
+       */
+      @java.lang.Override
+      public com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+          getMessageTransformationFailureReason() {
+        if (messageTransformationFailureReasonBuilder_ == null) {
+          if (reasonCase_ == 8) {
+            return (com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)
+                reason_;
+          }
+          return com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+              .getDefaultInstance();
+        } else {
+          if (reasonCase_ == 8) {
+            return messageTransformationFailureReasonBuilder_.getMessage();
+          }
+          return com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+              .getDefaultInstance();
+        }
+      }
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 8 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       */
+      public Builder setMessageTransformationFailureReason(
+          com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason value) {
+        if (messageTransformationFailureReasonBuilder_ == null) {
+          if (value == null) {
+            throw new NullPointerException();
+          }
+          reason_ = value;
+          onChanged();
+        } else {
+          messageTransformationFailureReasonBuilder_.setMessage(value);
+        }
+        reasonCase_ = 8;
+        return this;
+      }
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 8 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       */
+      public Builder setMessageTransformationFailureReason(
+          com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason.Builder
+              builderForValue) {
+        if (messageTransformationFailureReasonBuilder_ == null) {
+          reason_ = builderForValue.build();
+          onChanged();
+        } else {
+          messageTransformationFailureReasonBuilder_.setMessage(builderForValue.build());
+        }
+        reasonCase_ = 8;
+        return this;
+      }
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 8 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       */
+      public Builder mergeMessageTransformationFailureReason(
+          com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason value) {
+        if (messageTransformationFailureReasonBuilder_ == null) {
+          if (reasonCase_ == 8
+              && reason_
+                  != com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+                      .getDefaultInstance()) {
+            reason_ =
+                com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+                    .newBuilder(
+                        (com.google.pubsub.v1.IngestionFailureEvent
+                                .MessageTransformationFailureReason)
+                            reason_)
+                    .mergeFrom(value)
+                    .buildPartial();
+          } else {
+            reason_ = value;
+          }
+          onChanged();
+        } else {
+          if (reasonCase_ == 8) {
+            messageTransformationFailureReasonBuilder_.mergeFrom(value);
+          } else {
+            messageTransformationFailureReasonBuilder_.setMessage(value);
+          }
+        }
+        reasonCase_ = 8;
+        return this;
+      }
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 8 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       */
+      public Builder clearMessageTransformationFailureReason() {
+        if (messageTransformationFailureReasonBuilder_ == null) {
+          if (reasonCase_ == 8) {
+            reasonCase_ = 0;
+            reason_ = null;
+            onChanged();
+          }
+        } else {
+          if (reasonCase_ == 8) {
+            reasonCase_ = 0;
+            reason_ = null;
+          }
+          messageTransformationFailureReasonBuilder_.clear();
+        }
+        return this;
+      }
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 8 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       */
+      public com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason.Builder
+          getMessageTransformationFailureReasonBuilder() {
+        return getMessageTransformationFailureReasonFieldBuilder().getBuilder();
+      }
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 8 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       */
+      @java.lang.Override
+      public com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReasonOrBuilder
+          getMessageTransformationFailureReasonOrBuilder() {
+        if ((reasonCase_ == 8) && (messageTransformationFailureReasonBuilder_ != null)) {
+          return messageTransformationFailureReasonBuilder_.getMessageOrBuilder();
+        } else {
+          if (reasonCase_ == 8) {
+            return (com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)
+                reason_;
+          }
+          return com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+              .getDefaultInstance();
+        }
+      }
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 8 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       */
+      private com.google.protobuf.SingleFieldBuilderV3<
+              com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason,
+              com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason.Builder,
+              com.google.pubsub.v1.IngestionFailureEvent
+                  .MessageTransformationFailureReasonOrBuilder>
+          getMessageTransformationFailureReasonFieldBuilder() {
+        if (messageTransformationFailureReasonBuilder_ == null) {
+          if (!(reasonCase_ == 8)) {
+            reason_ =
+                com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+                    .getDefaultInstance();
+          }
+          messageTransformationFailureReasonBuilder_ =
+              new com.google.protobuf.SingleFieldBuilderV3<
+                  com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason,
+                  com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+                      .Builder,
+                  com.google.pubsub.v1.IngestionFailureEvent
+                      .MessageTransformationFailureReasonOrBuilder>(
+                  (com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)
+                      reason_,
+                  getParentForChildren(),
+                  isClean());
+          reason_ = null;
+        }
+        reasonCase_ = 8;
+        onChanged();
+        return messageTransformationFailureReasonBuilder_;
+      }
+
       @java.lang.Override
       public final Builder setUnknownFields(
           final com.google.protobuf.UnknownFieldSet unknownFields) {
@@ -3818,6 +4704,54 @@ public interface AwsMskFailureReasonOrBuilder
     com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReasonOrBuilder
         getSchemaViolationReasonOrBuilder();
 
+    /**
+     *
+     *
+     * <pre>
+     * Optional. Failure encountered when applying a message transformation to
+     * the Pub/Sub message.
+     * </pre>
+     *
+     * <code>
+     * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
+     * </code>
+     *
+     * @return Whether the messageTransformationFailureReason field is set.
+     */
+    boolean hasMessageTransformationFailureReason();
+
+    /**
+     *
+     *
+     * <pre>
+     * Optional. Failure encountered when applying a message transformation to
+     * the Pub/Sub message.
+     * </pre>
+     *
+     * <code>
+     * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
+     * </code>
+     *
+     * @return The messageTransformationFailureReason.
+     */
+    com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+        getMessageTransformationFailureReason();
+
+    /**
+     *
+     *
+     * <pre>
+     * Optional. Failure encountered when applying a message transformation to
+     * the Pub/Sub message.
+     * </pre>
+     *
+     * <code>
+     * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
+     * </code>
+     */
+    com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReasonOrBuilder
+        getMessageTransformationFailureReasonOrBuilder();
+
     com.google.pubsub.v1.IngestionFailureEvent.AwsMskFailureReason.ReasonCase getReasonCase();
   }
 
@@ -3878,6 +4812,7 @@ public enum ReasonCase
             com.google.protobuf.AbstractMessage.InternalOneOfEnum {
       API_VIOLATION_REASON(5),
       SCHEMA_VIOLATION_REASON(6),
+      MESSAGE_TRANSFORMATION_FAILURE_REASON(7),
       REASON_NOT_SET(0);
       private final int value;
 
@@ -3901,6 +4836,8 @@ public static ReasonCase forNumber(int value) {
             return API_VIOLATION_REASON;
           case 6:
             return SCHEMA_VIOLATION_REASON;
+          case 7:
+            return MESSAGE_TRANSFORMATION_FAILURE_REASON;
           case 0:
             return REASON_NOT_SET;
           default:
@@ -4188,6 +5125,75 @@ public boolean hasSchemaViolationReason() {
       return com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason.getDefaultInstance();
     }
 
+    public static final int MESSAGE_TRANSFORMATION_FAILURE_REASON_FIELD_NUMBER = 7;
+
+    /**
+     *
+     *
+     * <pre>
+     * Optional. Failure encountered when applying a message transformation to
+     * the Pub/Sub message.
+     * </pre>
+     *
+     * <code>
+     * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
+     * </code>
+     *
+     * @return Whether the messageTransformationFailureReason field is set.
+     */
+    @java.lang.Override
+    public boolean hasMessageTransformationFailureReason() {
+      return reasonCase_ == 7;
+    }
+
+    /**
+     *
+     *
+     * <pre>
+     * Optional. Failure encountered when applying a message transformation to
+     * the Pub/Sub message.
+     * </pre>
+     *
+     * <code>
+     * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
+     * </code>
+     *
+     * @return The messageTransformationFailureReason.
+     */
+    @java.lang.Override
+    public com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+        getMessageTransformationFailureReason() {
+      if (reasonCase_ == 7) {
+        return (com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)
+            reason_;
+      }
+      return com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+          .getDefaultInstance();
+    }
+
+    /**
+     *
+     *
+     * <pre>
+     * Optional. Failure encountered when applying a message transformation to
+     * the Pub/Sub message.
+     * </pre>
+     *
+     * <code>
+     * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
+     * </code>
+     */
+    @java.lang.Override
+    public com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReasonOrBuilder
+        getMessageTransformationFailureReasonOrBuilder() {
+      if (reasonCase_ == 7) {
+        return (com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)
+            reason_;
+      }
+      return com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+          .getDefaultInstance();
+    }
+
     private byte memoizedIsInitialized = -1;
 
     @java.lang.Override
@@ -4222,6 +5228,12 @@ public void writeTo(com.google.protobuf.CodedOutputStream output) throws java.io
         output.writeMessage(
             6, (com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason) reason_);
       }
+      if (reasonCase_ == 7) {
+        output.writeMessage(
+            7,
+            (com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)
+                reason_);
+      }
       getUnknownFields().writeTo(output);
     }
 
@@ -4253,6 +5265,13 @@ public int getSerializedSize() {
             com.google.protobuf.CodedOutputStream.computeMessageSize(
                 6, (com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason) reason_);
       }
+      if (reasonCase_ == 7) {
+        size +=
+            com.google.protobuf.CodedOutputStream.computeMessageSize(
+                7,
+                (com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)
+                    reason_);
+      }
       size += getUnknownFields().getSerializedSize();
       memoizedSize = size;
       return size;
@@ -4281,6 +5300,10 @@ public boolean equals(final java.lang.Object obj) {
         case 6:
           if (!getSchemaViolationReason().equals(other.getSchemaViolationReason())) return false;
           break;
+        case 7:
+          if (!getMessageTransformationFailureReason()
+              .equals(other.getMessageTransformationFailureReason())) return false;
+          break;
         case 0:
         default:
       }
@@ -4312,6 +5335,10 @@ public int hashCode() {
           hash = (37 * hash) + SCHEMA_VIOLATION_REASON_FIELD_NUMBER;
           hash = (53 * hash) + getSchemaViolationReason().hashCode();
           break;
+        case 7:
+          hash = (37 * hash) + MESSAGE_TRANSFORMATION_FAILURE_REASON_FIELD_NUMBER;
+          hash = (53 * hash) + getMessageTransformationFailureReason().hashCode();
+          break;
         case 0:
         default:
       }
@@ -4468,6 +5495,9 @@ public Builder clear() {
         if (schemaViolationReasonBuilder_ != null) {
           schemaViolationReasonBuilder_.clear();
         }
+        if (messageTransformationFailureReasonBuilder_ != null) {
+          messageTransformationFailureReasonBuilder_.clear();
+        }
         reasonCase_ = 0;
         reason_ = null;
         return this;
@@ -4533,6 +5563,9 @@ private void buildPartialOneofs(
         if (reasonCase_ == 6 && schemaViolationReasonBuilder_ != null) {
           result.reason_ = schemaViolationReasonBuilder_.build();
         }
+        if (reasonCase_ == 7 && messageTransformationFailureReasonBuilder_ != null) {
+          result.reason_ = messageTransformationFailureReasonBuilder_.build();
+        }
       }
 
       @java.lang.Override
@@ -4612,6 +5645,12 @@ public Builder mergeFrom(
               mergeSchemaViolationReason(other.getSchemaViolationReason());
               break;
             }
+          case MESSAGE_TRANSFORMATION_FAILURE_REASON:
+            {
+              mergeMessageTransformationFailureReason(
+                  other.getMessageTransformationFailureReason());
+              break;
+            }
           case REASON_NOT_SET:
             {
               break;
@@ -4681,6 +5720,14 @@ public Builder mergeFrom(
                   reasonCase_ = 6;
                   break;
                 } // case 50
+              case 58:
+                {
+                  input.readMessage(
+                      getMessageTransformationFailureReasonFieldBuilder().getBuilder(),
+                      extensionRegistry);
+                  reasonCase_ = 7;
+                  break;
+                } // case 58
               default:
                 {
                   if (!super.parseUnknownField(input, extensionRegistry, tag)) {
@@ -5233,36 +6280,285 @@ public Builder clearApiViolationReason() {
        * </pre>
        *
        * <code>
-       * .google.pubsub.v1.IngestionFailureEvent.ApiViolationReason api_violation_reason = 5 [(.google.api.field_behavior) = OPTIONAL];
+       * .google.pubsub.v1.IngestionFailureEvent.ApiViolationReason api_violation_reason = 5 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       */
+      public com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReason.Builder
+          getApiViolationReasonBuilder() {
+        return getApiViolationReasonFieldBuilder().getBuilder();
+      }
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. The Pub/Sub API limits prevented the desired message from
+       * being published.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.ApiViolationReason api_violation_reason = 5 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       */
+      @java.lang.Override
+      public com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReasonOrBuilder
+          getApiViolationReasonOrBuilder() {
+        if ((reasonCase_ == 5) && (apiViolationReasonBuilder_ != null)) {
+          return apiViolationReasonBuilder_.getMessageOrBuilder();
+        } else {
+          if (reasonCase_ == 5) {
+            return (com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReason) reason_;
+          }
+          return com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReason.getDefaultInstance();
+        }
+      }
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. The Pub/Sub API limits prevented the desired message from
+       * being published.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.ApiViolationReason api_violation_reason = 5 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       */
+      private com.google.protobuf.SingleFieldBuilderV3<
+              com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReason,
+              com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReason.Builder,
+              com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReasonOrBuilder>
+          getApiViolationReasonFieldBuilder() {
+        if (apiViolationReasonBuilder_ == null) {
+          if (!(reasonCase_ == 5)) {
+            reason_ =
+                com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReason.getDefaultInstance();
+          }
+          apiViolationReasonBuilder_ =
+              new com.google.protobuf.SingleFieldBuilderV3<
+                  com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReason,
+                  com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReason.Builder,
+                  com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReasonOrBuilder>(
+                  (com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReason) reason_,
+                  getParentForChildren(),
+                  isClean());
+          reason_ = null;
+        }
+        reasonCase_ = 5;
+        onChanged();
+        return apiViolationReasonBuilder_;
+      }
+
+      private com.google.protobuf.SingleFieldBuilderV3<
+              com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason,
+              com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason.Builder,
+              com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReasonOrBuilder>
+          schemaViolationReasonBuilder_;
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. The Pub/Sub message failed schema validation.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 6 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       *
+       * @return Whether the schemaViolationReason field is set.
+       */
+      @java.lang.Override
+      public boolean hasSchemaViolationReason() {
+        return reasonCase_ == 6;
+      }
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. The Pub/Sub message failed schema validation.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 6 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       *
+       * @return The schemaViolationReason.
+       */
+      @java.lang.Override
+      public com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason
+          getSchemaViolationReason() {
+        if (schemaViolationReasonBuilder_ == null) {
+          if (reasonCase_ == 6) {
+            return (com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason) reason_;
+          }
+          return com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason
+              .getDefaultInstance();
+        } else {
+          if (reasonCase_ == 6) {
+            return schemaViolationReasonBuilder_.getMessage();
+          }
+          return com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason
+              .getDefaultInstance();
+        }
+      }
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. The Pub/Sub message failed schema validation.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 6 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       */
+      public Builder setSchemaViolationReason(
+          com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason value) {
+        if (schemaViolationReasonBuilder_ == null) {
+          if (value == null) {
+            throw new NullPointerException();
+          }
+          reason_ = value;
+          onChanged();
+        } else {
+          schemaViolationReasonBuilder_.setMessage(value);
+        }
+        reasonCase_ = 6;
+        return this;
+      }
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. The Pub/Sub message failed schema validation.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 6 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       */
+      public Builder setSchemaViolationReason(
+          com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason.Builder
+              builderForValue) {
+        if (schemaViolationReasonBuilder_ == null) {
+          reason_ = builderForValue.build();
+          onChanged();
+        } else {
+          schemaViolationReasonBuilder_.setMessage(builderForValue.build());
+        }
+        reasonCase_ = 6;
+        return this;
+      }
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. The Pub/Sub message failed schema validation.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 6 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       */
+      public Builder mergeSchemaViolationReason(
+          com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason value) {
+        if (schemaViolationReasonBuilder_ == null) {
+          if (reasonCase_ == 6
+              && reason_
+                  != com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason
+                      .getDefaultInstance()) {
+            reason_ =
+                com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason.newBuilder(
+                        (com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason) reason_)
+                    .mergeFrom(value)
+                    .buildPartial();
+          } else {
+            reason_ = value;
+          }
+          onChanged();
+        } else {
+          if (reasonCase_ == 6) {
+            schemaViolationReasonBuilder_.mergeFrom(value);
+          } else {
+            schemaViolationReasonBuilder_.setMessage(value);
+          }
+        }
+        reasonCase_ = 6;
+        return this;
+      }
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. The Pub/Sub message failed schema validation.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 6 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       */
+      public Builder clearSchemaViolationReason() {
+        if (schemaViolationReasonBuilder_ == null) {
+          if (reasonCase_ == 6) {
+            reasonCase_ = 0;
+            reason_ = null;
+            onChanged();
+          }
+        } else {
+          if (reasonCase_ == 6) {
+            reasonCase_ = 0;
+            reason_ = null;
+          }
+          schemaViolationReasonBuilder_.clear();
+        }
+        return this;
+      }
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. The Pub/Sub message failed schema validation.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 6 [(.google.api.field_behavior) = OPTIONAL];
        * </code>
        */
-      public com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReason.Builder
-          getApiViolationReasonBuilder() {
-        return getApiViolationReasonFieldBuilder().getBuilder();
+      public com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason.Builder
+          getSchemaViolationReasonBuilder() {
+        return getSchemaViolationReasonFieldBuilder().getBuilder();
       }
 
       /**
        *
        *
        * <pre>
-       * Optional. The Pub/Sub API limits prevented the desired message from
-       * being published.
+       * Optional. The Pub/Sub message failed schema validation.
        * </pre>
        *
        * <code>
-       * .google.pubsub.v1.IngestionFailureEvent.ApiViolationReason api_violation_reason = 5 [(.google.api.field_behavior) = OPTIONAL];
+       * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 6 [(.google.api.field_behavior) = OPTIONAL];
        * </code>
        */
       @java.lang.Override
-      public com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReasonOrBuilder
-          getApiViolationReasonOrBuilder() {
-        if ((reasonCase_ == 5) && (apiViolationReasonBuilder_ != null)) {
-          return apiViolationReasonBuilder_.getMessageOrBuilder();
+      public com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReasonOrBuilder
+          getSchemaViolationReasonOrBuilder() {
+        if ((reasonCase_ == 6) && (schemaViolationReasonBuilder_ != null)) {
+          return schemaViolationReasonBuilder_.getMessageOrBuilder();
         } else {
-          if (reasonCase_ == 5) {
-            return (com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReason) reason_;
+          if (reasonCase_ == 6) {
+            return (com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason) reason_;
           }
-          return com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReason.getDefaultInstance();
+          return com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason
+              .getDefaultInstance();
         }
       }
 
@@ -5270,90 +6566,94 @@ public Builder clearApiViolationReason() {
        *
        *
        * <pre>
-       * Optional. The Pub/Sub API limits prevented the desired message from
-       * being published.
+       * Optional. The Pub/Sub message failed schema validation.
        * </pre>
        *
        * <code>
-       * .google.pubsub.v1.IngestionFailureEvent.ApiViolationReason api_violation_reason = 5 [(.google.api.field_behavior) = OPTIONAL];
+       * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 6 [(.google.api.field_behavior) = OPTIONAL];
        * </code>
        */
       private com.google.protobuf.SingleFieldBuilderV3<
-              com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReason,
-              com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReason.Builder,
-              com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReasonOrBuilder>
-          getApiViolationReasonFieldBuilder() {
-        if (apiViolationReasonBuilder_ == null) {
-          if (!(reasonCase_ == 5)) {
+              com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason,
+              com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason.Builder,
+              com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReasonOrBuilder>
+          getSchemaViolationReasonFieldBuilder() {
+        if (schemaViolationReasonBuilder_ == null) {
+          if (!(reasonCase_ == 6)) {
             reason_ =
-                com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReason.getDefaultInstance();
+                com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason
+                    .getDefaultInstance();
           }
-          apiViolationReasonBuilder_ =
+          schemaViolationReasonBuilder_ =
               new com.google.protobuf.SingleFieldBuilderV3<
-                  com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReason,
-                  com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReason.Builder,
-                  com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReasonOrBuilder>(
-                  (com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReason) reason_,
+                  com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason,
+                  com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason.Builder,
+                  com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReasonOrBuilder>(
+                  (com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason) reason_,
                   getParentForChildren(),
                   isClean());
           reason_ = null;
         }
-        reasonCase_ = 5;
+        reasonCase_ = 6;
         onChanged();
-        return apiViolationReasonBuilder_;
+        return schemaViolationReasonBuilder_;
       }
 
       private com.google.protobuf.SingleFieldBuilderV3<
-              com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason,
-              com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason.Builder,
-              com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReasonOrBuilder>
-          schemaViolationReasonBuilder_;
+              com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason,
+              com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason.Builder,
+              com.google.pubsub.v1.IngestionFailureEvent
+                  .MessageTransformationFailureReasonOrBuilder>
+          messageTransformationFailureReasonBuilder_;
 
       /**
        *
        *
        * <pre>
-       * Optional. The Pub/Sub message failed schema validation.
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
        * </pre>
        *
        * <code>
-       * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 6 [(.google.api.field_behavior) = OPTIONAL];
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
        * </code>
        *
-       * @return Whether the schemaViolationReason field is set.
+       * @return Whether the messageTransformationFailureReason field is set.
        */
       @java.lang.Override
-      public boolean hasSchemaViolationReason() {
-        return reasonCase_ == 6;
+      public boolean hasMessageTransformationFailureReason() {
+        return reasonCase_ == 7;
       }
 
       /**
        *
        *
        * <pre>
-       * Optional. The Pub/Sub message failed schema validation.
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
        * </pre>
        *
        * <code>
-       * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 6 [(.google.api.field_behavior) = OPTIONAL];
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
        * </code>
        *
-       * @return The schemaViolationReason.
+       * @return The messageTransformationFailureReason.
        */
       @java.lang.Override
-      public com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason
-          getSchemaViolationReason() {
-        if (schemaViolationReasonBuilder_ == null) {
-          if (reasonCase_ == 6) {
-            return (com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason) reason_;
+      public com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+          getMessageTransformationFailureReason() {
+        if (messageTransformationFailureReasonBuilder_ == null) {
+          if (reasonCase_ == 7) {
+            return (com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)
+                reason_;
           }
-          return com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason
+          return com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
               .getDefaultInstance();
         } else {
-          if (reasonCase_ == 6) {
-            return schemaViolationReasonBuilder_.getMessage();
+          if (reasonCase_ == 7) {
+            return messageTransformationFailureReasonBuilder_.getMessage();
           }
-          return com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason
+          return com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
               .getDefaultInstance();
         }
       }
@@ -5362,25 +6662,26 @@ public boolean hasSchemaViolationReason() {
        *
        *
        * <pre>
-       * Optional. The Pub/Sub message failed schema validation.
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
        * </pre>
        *
        * <code>
-       * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 6 [(.google.api.field_behavior) = OPTIONAL];
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
        * </code>
        */
-      public Builder setSchemaViolationReason(
-          com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason value) {
-        if (schemaViolationReasonBuilder_ == null) {
+      public Builder setMessageTransformationFailureReason(
+          com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason value) {
+        if (messageTransformationFailureReasonBuilder_ == null) {
           if (value == null) {
             throw new NullPointerException();
           }
           reason_ = value;
           onChanged();
         } else {
-          schemaViolationReasonBuilder_.setMessage(value);
+          messageTransformationFailureReasonBuilder_.setMessage(value);
         }
-        reasonCase_ = 6;
+        reasonCase_ = 7;
         return this;
       }
 
@@ -5388,23 +6689,24 @@ public Builder setSchemaViolationReason(
        *
        *
        * <pre>
-       * Optional. The Pub/Sub message failed schema validation.
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
        * </pre>
        *
        * <code>
-       * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 6 [(.google.api.field_behavior) = OPTIONAL];
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
        * </code>
        */
-      public Builder setSchemaViolationReason(
-          com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason.Builder
+      public Builder setMessageTransformationFailureReason(
+          com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason.Builder
               builderForValue) {
-        if (schemaViolationReasonBuilder_ == null) {
+        if (messageTransformationFailureReasonBuilder_ == null) {
           reason_ = builderForValue.build();
           onChanged();
         } else {
-          schemaViolationReasonBuilder_.setMessage(builderForValue.build());
+          messageTransformationFailureReasonBuilder_.setMessage(builderForValue.build());
         }
-        reasonCase_ = 6;
+        reasonCase_ = 7;
         return this;
       }
 
@@ -5412,23 +6714,27 @@ public Builder setSchemaViolationReason(
        *
        *
        * <pre>
-       * Optional. The Pub/Sub message failed schema validation.
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
        * </pre>
        *
        * <code>
-       * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 6 [(.google.api.field_behavior) = OPTIONAL];
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
        * </code>
        */
-      public Builder mergeSchemaViolationReason(
-          com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason value) {
-        if (schemaViolationReasonBuilder_ == null) {
-          if (reasonCase_ == 6
+      public Builder mergeMessageTransformationFailureReason(
+          com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason value) {
+        if (messageTransformationFailureReasonBuilder_ == null) {
+          if (reasonCase_ == 7
               && reason_
-                  != com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason
+                  != com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
                       .getDefaultInstance()) {
             reason_ =
-                com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason.newBuilder(
-                        (com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason) reason_)
+                com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+                    .newBuilder(
+                        (com.google.pubsub.v1.IngestionFailureEvent
+                                .MessageTransformationFailureReason)
+                            reason_)
                     .mergeFrom(value)
                     .buildPartial();
           } else {
@@ -5436,13 +6742,13 @@ public Builder mergeSchemaViolationReason(
           }
           onChanged();
         } else {
-          if (reasonCase_ == 6) {
-            schemaViolationReasonBuilder_.mergeFrom(value);
+          if (reasonCase_ == 7) {
+            messageTransformationFailureReasonBuilder_.mergeFrom(value);
           } else {
-            schemaViolationReasonBuilder_.setMessage(value);
+            messageTransformationFailureReasonBuilder_.setMessage(value);
           }
         }
-        reasonCase_ = 6;
+        reasonCase_ = 7;
         return this;
       }
 
@@ -5450,26 +6756,27 @@ public Builder mergeSchemaViolationReason(
        *
        *
        * <pre>
-       * Optional. The Pub/Sub message failed schema validation.
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
        * </pre>
        *
        * <code>
-       * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 6 [(.google.api.field_behavior) = OPTIONAL];
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
        * </code>
        */
-      public Builder clearSchemaViolationReason() {
-        if (schemaViolationReasonBuilder_ == null) {
-          if (reasonCase_ == 6) {
+      public Builder clearMessageTransformationFailureReason() {
+        if (messageTransformationFailureReasonBuilder_ == null) {
+          if (reasonCase_ == 7) {
             reasonCase_ = 0;
             reason_ = null;
             onChanged();
           }
         } else {
-          if (reasonCase_ == 6) {
+          if (reasonCase_ == 7) {
             reasonCase_ = 0;
             reason_ = null;
           }
-          schemaViolationReasonBuilder_.clear();
+          messageTransformationFailureReasonBuilder_.clear();
         }
         return this;
       }
@@ -5478,39 +6785,42 @@ public Builder clearSchemaViolationReason() {
        *
        *
        * <pre>
-       * Optional. The Pub/Sub message failed schema validation.
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
        * </pre>
        *
        * <code>
-       * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 6 [(.google.api.field_behavior) = OPTIONAL];
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
        * </code>
        */
-      public com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason.Builder
-          getSchemaViolationReasonBuilder() {
-        return getSchemaViolationReasonFieldBuilder().getBuilder();
+      public com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason.Builder
+          getMessageTransformationFailureReasonBuilder() {
+        return getMessageTransformationFailureReasonFieldBuilder().getBuilder();
       }
 
       /**
        *
        *
        * <pre>
-       * Optional. The Pub/Sub message failed schema validation.
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
        * </pre>
        *
        * <code>
-       * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 6 [(.google.api.field_behavior) = OPTIONAL];
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
        * </code>
        */
       @java.lang.Override
-      public com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReasonOrBuilder
-          getSchemaViolationReasonOrBuilder() {
-        if ((reasonCase_ == 6) && (schemaViolationReasonBuilder_ != null)) {
-          return schemaViolationReasonBuilder_.getMessageOrBuilder();
+      public com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReasonOrBuilder
+          getMessageTransformationFailureReasonOrBuilder() {
+        if ((reasonCase_ == 7) && (messageTransformationFailureReasonBuilder_ != null)) {
+          return messageTransformationFailureReasonBuilder_.getMessageOrBuilder();
         } else {
-          if (reasonCase_ == 6) {
-            return (com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason) reason_;
+          if (reasonCase_ == 7) {
+            return (com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)
+                reason_;
           }
-          return com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason
+          return com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
               .getDefaultInstance();
         }
       }
@@ -5519,37 +6829,42 @@ public Builder clearSchemaViolationReason() {
        *
        *
        * <pre>
-       * Optional. The Pub/Sub message failed schema validation.
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
        * </pre>
        *
        * <code>
-       * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 6 [(.google.api.field_behavior) = OPTIONAL];
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
        * </code>
        */
       private com.google.protobuf.SingleFieldBuilderV3<
-              com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason,
-              com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason.Builder,
-              com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReasonOrBuilder>
-          getSchemaViolationReasonFieldBuilder() {
-        if (schemaViolationReasonBuilder_ == null) {
-          if (!(reasonCase_ == 6)) {
+              com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason,
+              com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason.Builder,
+              com.google.pubsub.v1.IngestionFailureEvent
+                  .MessageTransformationFailureReasonOrBuilder>
+          getMessageTransformationFailureReasonFieldBuilder() {
+        if (messageTransformationFailureReasonBuilder_ == null) {
+          if (!(reasonCase_ == 7)) {
             reason_ =
-                com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason
+                com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
                     .getDefaultInstance();
           }
-          schemaViolationReasonBuilder_ =
+          messageTransformationFailureReasonBuilder_ =
               new com.google.protobuf.SingleFieldBuilderV3<
-                  com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason,
-                  com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason.Builder,
-                  com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReasonOrBuilder>(
-                  (com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason) reason_,
+                  com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason,
+                  com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+                      .Builder,
+                  com.google.pubsub.v1.IngestionFailureEvent
+                      .MessageTransformationFailureReasonOrBuilder>(
+                  (com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)
+                      reason_,
                   getParentForChildren(),
                   isClean());
           reason_ = null;
         }
-        reasonCase_ = 6;
+        reasonCase_ = 7;
         onChanged();
-        return schemaViolationReasonBuilder_;
+        return messageTransformationFailureReasonBuilder_;
       }
 
       @java.lang.Override
@@ -5794,6 +7109,54 @@ public interface AzureEventHubsFailureReasonOrBuilder
     com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReasonOrBuilder
         getSchemaViolationReasonOrBuilder();
 
+    /**
+     *
+     *
+     * <pre>
+     * Optional. Failure encountered when applying a message transformation to
+     * the Pub/Sub message.
+     * </pre>
+     *
+     * <code>
+     * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
+     * </code>
+     *
+     * @return Whether the messageTransformationFailureReason field is set.
+     */
+    boolean hasMessageTransformationFailureReason();
+
+    /**
+     *
+     *
+     * <pre>
+     * Optional. Failure encountered when applying a message transformation to
+     * the Pub/Sub message.
+     * </pre>
+     *
+     * <code>
+     * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
+     * </code>
+     *
+     * @return The messageTransformationFailureReason.
+     */
+    com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+        getMessageTransformationFailureReason();
+
+    /**
+     *
+     *
+     * <pre>
+     * Optional. Failure encountered when applying a message transformation to
+     * the Pub/Sub message.
+     * </pre>
+     *
+     * <code>
+     * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
+     * </code>
+     */
+    com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReasonOrBuilder
+        getMessageTransformationFailureReasonOrBuilder();
+
     com.google.pubsub.v1.IngestionFailureEvent.AzureEventHubsFailureReason.ReasonCase
         getReasonCase();
   }
@@ -5856,6 +7219,7 @@ public enum ReasonCase
             com.google.protobuf.AbstractMessage.InternalOneOfEnum {
       API_VIOLATION_REASON(5),
       SCHEMA_VIOLATION_REASON(6),
+      MESSAGE_TRANSFORMATION_FAILURE_REASON(7),
       REASON_NOT_SET(0);
       private final int value;
 
@@ -5879,6 +7243,8 @@ public static ReasonCase forNumber(int value) {
             return API_VIOLATION_REASON;
           case 6:
             return SCHEMA_VIOLATION_REASON;
+          case 7:
+            return MESSAGE_TRANSFORMATION_FAILURE_REASON;
           case 0:
             return REASON_NOT_SET;
           default:
@@ -6166,6 +7532,75 @@ public boolean hasSchemaViolationReason() {
       return com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason.getDefaultInstance();
     }
 
+    public static final int MESSAGE_TRANSFORMATION_FAILURE_REASON_FIELD_NUMBER = 7;
+
+    /**
+     *
+     *
+     * <pre>
+     * Optional. Failure encountered when applying a message transformation to
+     * the Pub/Sub message.
+     * </pre>
+     *
+     * <code>
+     * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
+     * </code>
+     *
+     * @return Whether the messageTransformationFailureReason field is set.
+     */
+    @java.lang.Override
+    public boolean hasMessageTransformationFailureReason() {
+      return reasonCase_ == 7;
+    }
+
+    /**
+     *
+     *
+     * <pre>
+     * Optional. Failure encountered when applying a message transformation to
+     * the Pub/Sub message.
+     * </pre>
+     *
+     * <code>
+     * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
+     * </code>
+     *
+     * @return The messageTransformationFailureReason.
+     */
+    @java.lang.Override
+    public com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+        getMessageTransformationFailureReason() {
+      if (reasonCase_ == 7) {
+        return (com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)
+            reason_;
+      }
+      return com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+          .getDefaultInstance();
+    }
+
+    /**
+     *
+     *
+     * <pre>
+     * Optional. Failure encountered when applying a message transformation to
+     * the Pub/Sub message.
+     * </pre>
+     *
+     * <code>
+     * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
+     * </code>
+     */
+    @java.lang.Override
+    public com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReasonOrBuilder
+        getMessageTransformationFailureReasonOrBuilder() {
+      if (reasonCase_ == 7) {
+        return (com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)
+            reason_;
+      }
+      return com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+          .getDefaultInstance();
+    }
+
     private byte memoizedIsInitialized = -1;
 
     @java.lang.Override
@@ -6200,6 +7635,12 @@ public void writeTo(com.google.protobuf.CodedOutputStream output) throws java.io
         output.writeMessage(
             6, (com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason) reason_);
       }
+      if (reasonCase_ == 7) {
+        output.writeMessage(
+            7,
+            (com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)
+                reason_);
+      }
       getUnknownFields().writeTo(output);
     }
 
@@ -6231,6 +7672,13 @@ public int getSerializedSize() {
             com.google.protobuf.CodedOutputStream.computeMessageSize(
                 6, (com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason) reason_);
       }
+      if (reasonCase_ == 7) {
+        size +=
+            com.google.protobuf.CodedOutputStream.computeMessageSize(
+                7,
+                (com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)
+                    reason_);
+      }
       size += getUnknownFields().getSerializedSize();
       memoizedSize = size;
       return size;
@@ -6260,6 +7708,10 @@ public boolean equals(final java.lang.Object obj) {
         case 6:
           if (!getSchemaViolationReason().equals(other.getSchemaViolationReason())) return false;
           break;
+        case 7:
+          if (!getMessageTransformationFailureReason()
+              .equals(other.getMessageTransformationFailureReason())) return false;
+          break;
         case 0:
         default:
       }
@@ -6291,6 +7743,10 @@ public int hashCode() {
           hash = (37 * hash) + SCHEMA_VIOLATION_REASON_FIELD_NUMBER;
           hash = (53 * hash) + getSchemaViolationReason().hashCode();
           break;
+        case 7:
+          hash = (37 * hash) + MESSAGE_TRANSFORMATION_FAILURE_REASON_FIELD_NUMBER;
+          hash = (53 * hash) + getMessageTransformationFailureReason().hashCode();
+          break;
         case 0:
         default:
       }
@@ -6450,6 +7906,9 @@ public Builder clear() {
         if (schemaViolationReasonBuilder_ != null) {
           schemaViolationReasonBuilder_.clear();
         }
+        if (messageTransformationFailureReasonBuilder_ != null) {
+          messageTransformationFailureReasonBuilder_.clear();
+        }
         reasonCase_ = 0;
         reason_ = null;
         return this;
@@ -6517,6 +7976,9 @@ private void buildPartialOneofs(
         if (reasonCase_ == 6 && schemaViolationReasonBuilder_ != null) {
           result.reason_ = schemaViolationReasonBuilder_.build();
         }
+        if (reasonCase_ == 7 && messageTransformationFailureReasonBuilder_ != null) {
+          result.reason_ = messageTransformationFailureReasonBuilder_.build();
+        }
       }
 
       @java.lang.Override
@@ -6595,7 +8057,13 @@ public Builder mergeFrom(
             }
           case SCHEMA_VIOLATION_REASON:
             {
-              mergeSchemaViolationReason(other.getSchemaViolationReason());
+              mergeSchemaViolationReason(other.getSchemaViolationReason());
+              break;
+            }
+          case MESSAGE_TRANSFORMATION_FAILURE_REASON:
+            {
+              mergeMessageTransformationFailureReason(
+                  other.getMessageTransformationFailureReason());
               break;
             }
           case REASON_NOT_SET:
@@ -6667,6 +8135,14 @@ public Builder mergeFrom(
                   reasonCase_ = 6;
                   break;
                 } // case 50
+              case 58:
+                {
+                  input.readMessage(
+                      getMessageTransformationFailureReasonFieldBuilder().getBuilder(),
+                      extensionRegistry);
+                  reasonCase_ = 7;
+                  break;
+                } // case 58
               default:
                 {
                   if (!super.parseUnknownField(input, extensionRegistry, tag)) {
@@ -7190,22 +8666,272 @@ public Builder mergeApiViolationReason(
        * </pre>
        *
        * <code>
-       * .google.pubsub.v1.IngestionFailureEvent.ApiViolationReason api_violation_reason = 5 [(.google.api.field_behavior) = OPTIONAL];
+       * .google.pubsub.v1.IngestionFailureEvent.ApiViolationReason api_violation_reason = 5 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       */
+      public Builder clearApiViolationReason() {
+        if (apiViolationReasonBuilder_ == null) {
+          if (reasonCase_ == 5) {
+            reasonCase_ = 0;
+            reason_ = null;
+            onChanged();
+          }
+        } else {
+          if (reasonCase_ == 5) {
+            reasonCase_ = 0;
+            reason_ = null;
+          }
+          apiViolationReasonBuilder_.clear();
+        }
+        return this;
+      }
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. The Pub/Sub API limits prevented the desired message from
+       * being published.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.ApiViolationReason api_violation_reason = 5 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       */
+      public com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReason.Builder
+          getApiViolationReasonBuilder() {
+        return getApiViolationReasonFieldBuilder().getBuilder();
+      }
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. The Pub/Sub API limits prevented the desired message from
+       * being published.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.ApiViolationReason api_violation_reason = 5 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       */
+      @java.lang.Override
+      public com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReasonOrBuilder
+          getApiViolationReasonOrBuilder() {
+        if ((reasonCase_ == 5) && (apiViolationReasonBuilder_ != null)) {
+          return apiViolationReasonBuilder_.getMessageOrBuilder();
+        } else {
+          if (reasonCase_ == 5) {
+            return (com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReason) reason_;
+          }
+          return com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReason.getDefaultInstance();
+        }
+      }
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. The Pub/Sub API limits prevented the desired message from
+       * being published.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.ApiViolationReason api_violation_reason = 5 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       */
+      private com.google.protobuf.SingleFieldBuilderV3<
+              com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReason,
+              com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReason.Builder,
+              com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReasonOrBuilder>
+          getApiViolationReasonFieldBuilder() {
+        if (apiViolationReasonBuilder_ == null) {
+          if (!(reasonCase_ == 5)) {
+            reason_ =
+                com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReason.getDefaultInstance();
+          }
+          apiViolationReasonBuilder_ =
+              new com.google.protobuf.SingleFieldBuilderV3<
+                  com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReason,
+                  com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReason.Builder,
+                  com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReasonOrBuilder>(
+                  (com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReason) reason_,
+                  getParentForChildren(),
+                  isClean());
+          reason_ = null;
+        }
+        reasonCase_ = 5;
+        onChanged();
+        return apiViolationReasonBuilder_;
+      }
+
+      private com.google.protobuf.SingleFieldBuilderV3<
+              com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason,
+              com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason.Builder,
+              com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReasonOrBuilder>
+          schemaViolationReasonBuilder_;
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. The Pub/Sub message failed schema validation.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 6 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       *
+       * @return Whether the schemaViolationReason field is set.
+       */
+      @java.lang.Override
+      public boolean hasSchemaViolationReason() {
+        return reasonCase_ == 6;
+      }
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. The Pub/Sub message failed schema validation.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 6 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       *
+       * @return The schemaViolationReason.
+       */
+      @java.lang.Override
+      public com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason
+          getSchemaViolationReason() {
+        if (schemaViolationReasonBuilder_ == null) {
+          if (reasonCase_ == 6) {
+            return (com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason) reason_;
+          }
+          return com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason
+              .getDefaultInstance();
+        } else {
+          if (reasonCase_ == 6) {
+            return schemaViolationReasonBuilder_.getMessage();
+          }
+          return com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason
+              .getDefaultInstance();
+        }
+      }
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. The Pub/Sub message failed schema validation.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 6 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       */
+      public Builder setSchemaViolationReason(
+          com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason value) {
+        if (schemaViolationReasonBuilder_ == null) {
+          if (value == null) {
+            throw new NullPointerException();
+          }
+          reason_ = value;
+          onChanged();
+        } else {
+          schemaViolationReasonBuilder_.setMessage(value);
+        }
+        reasonCase_ = 6;
+        return this;
+      }
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. The Pub/Sub message failed schema validation.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 6 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       */
+      public Builder setSchemaViolationReason(
+          com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason.Builder
+              builderForValue) {
+        if (schemaViolationReasonBuilder_ == null) {
+          reason_ = builderForValue.build();
+          onChanged();
+        } else {
+          schemaViolationReasonBuilder_.setMessage(builderForValue.build());
+        }
+        reasonCase_ = 6;
+        return this;
+      }
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. The Pub/Sub message failed schema validation.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 6 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       */
+      public Builder mergeSchemaViolationReason(
+          com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason value) {
+        if (schemaViolationReasonBuilder_ == null) {
+          if (reasonCase_ == 6
+              && reason_
+                  != com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason
+                      .getDefaultInstance()) {
+            reason_ =
+                com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason.newBuilder(
+                        (com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason) reason_)
+                    .mergeFrom(value)
+                    .buildPartial();
+          } else {
+            reason_ = value;
+          }
+          onChanged();
+        } else {
+          if (reasonCase_ == 6) {
+            schemaViolationReasonBuilder_.mergeFrom(value);
+          } else {
+            schemaViolationReasonBuilder_.setMessage(value);
+          }
+        }
+        reasonCase_ = 6;
+        return this;
+      }
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. The Pub/Sub message failed schema validation.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 6 [(.google.api.field_behavior) = OPTIONAL];
        * </code>
        */
-      public Builder clearApiViolationReason() {
-        if (apiViolationReasonBuilder_ == null) {
-          if (reasonCase_ == 5) {
+      public Builder clearSchemaViolationReason() {
+        if (schemaViolationReasonBuilder_ == null) {
+          if (reasonCase_ == 6) {
             reasonCase_ = 0;
             reason_ = null;
             onChanged();
           }
         } else {
-          if (reasonCase_ == 5) {
+          if (reasonCase_ == 6) {
             reasonCase_ = 0;
             reason_ = null;
           }
-          apiViolationReasonBuilder_.clear();
+          schemaViolationReasonBuilder_.clear();
         }
         return this;
       }
@@ -7214,41 +8940,40 @@ public Builder clearApiViolationReason() {
        *
        *
        * <pre>
-       * Optional. The Pub/Sub API limits prevented the desired message from
-       * being published.
+       * Optional. The Pub/Sub message failed schema validation.
        * </pre>
        *
        * <code>
-       * .google.pubsub.v1.IngestionFailureEvent.ApiViolationReason api_violation_reason = 5 [(.google.api.field_behavior) = OPTIONAL];
+       * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 6 [(.google.api.field_behavior) = OPTIONAL];
        * </code>
        */
-      public com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReason.Builder
-          getApiViolationReasonBuilder() {
-        return getApiViolationReasonFieldBuilder().getBuilder();
+      public com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason.Builder
+          getSchemaViolationReasonBuilder() {
+        return getSchemaViolationReasonFieldBuilder().getBuilder();
       }
 
       /**
        *
        *
        * <pre>
-       * Optional. The Pub/Sub API limits prevented the desired message from
-       * being published.
+       * Optional. The Pub/Sub message failed schema validation.
        * </pre>
        *
        * <code>
-       * .google.pubsub.v1.IngestionFailureEvent.ApiViolationReason api_violation_reason = 5 [(.google.api.field_behavior) = OPTIONAL];
+       * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 6 [(.google.api.field_behavior) = OPTIONAL];
        * </code>
        */
       @java.lang.Override
-      public com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReasonOrBuilder
-          getApiViolationReasonOrBuilder() {
-        if ((reasonCase_ == 5) && (apiViolationReasonBuilder_ != null)) {
-          return apiViolationReasonBuilder_.getMessageOrBuilder();
+      public com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReasonOrBuilder
+          getSchemaViolationReasonOrBuilder() {
+        if ((reasonCase_ == 6) && (schemaViolationReasonBuilder_ != null)) {
+          return schemaViolationReasonBuilder_.getMessageOrBuilder();
         } else {
-          if (reasonCase_ == 5) {
-            return (com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReason) reason_;
+          if (reasonCase_ == 6) {
+            return (com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason) reason_;
           }
-          return com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReason.getDefaultInstance();
+          return com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason
+              .getDefaultInstance();
         }
       }
 
@@ -7256,90 +8981,94 @@ public Builder clearApiViolationReason() {
        *
        *
        * <pre>
-       * Optional. The Pub/Sub API limits prevented the desired message from
-       * being published.
+       * Optional. The Pub/Sub message failed schema validation.
        * </pre>
        *
        * <code>
-       * .google.pubsub.v1.IngestionFailureEvent.ApiViolationReason api_violation_reason = 5 [(.google.api.field_behavior) = OPTIONAL];
+       * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 6 [(.google.api.field_behavior) = OPTIONAL];
        * </code>
        */
       private com.google.protobuf.SingleFieldBuilderV3<
-              com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReason,
-              com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReason.Builder,
-              com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReasonOrBuilder>
-          getApiViolationReasonFieldBuilder() {
-        if (apiViolationReasonBuilder_ == null) {
-          if (!(reasonCase_ == 5)) {
+              com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason,
+              com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason.Builder,
+              com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReasonOrBuilder>
+          getSchemaViolationReasonFieldBuilder() {
+        if (schemaViolationReasonBuilder_ == null) {
+          if (!(reasonCase_ == 6)) {
             reason_ =
-                com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReason.getDefaultInstance();
+                com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason
+                    .getDefaultInstance();
           }
-          apiViolationReasonBuilder_ =
+          schemaViolationReasonBuilder_ =
               new com.google.protobuf.SingleFieldBuilderV3<
-                  com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReason,
-                  com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReason.Builder,
-                  com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReasonOrBuilder>(
-                  (com.google.pubsub.v1.IngestionFailureEvent.ApiViolationReason) reason_,
+                  com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason,
+                  com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason.Builder,
+                  com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReasonOrBuilder>(
+                  (com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason) reason_,
                   getParentForChildren(),
                   isClean());
           reason_ = null;
         }
-        reasonCase_ = 5;
+        reasonCase_ = 6;
         onChanged();
-        return apiViolationReasonBuilder_;
+        return schemaViolationReasonBuilder_;
       }
 
       private com.google.protobuf.SingleFieldBuilderV3<
-              com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason,
-              com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason.Builder,
-              com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReasonOrBuilder>
-          schemaViolationReasonBuilder_;
+              com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason,
+              com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason.Builder,
+              com.google.pubsub.v1.IngestionFailureEvent
+                  .MessageTransformationFailureReasonOrBuilder>
+          messageTransformationFailureReasonBuilder_;
 
       /**
        *
        *
        * <pre>
-       * Optional. The Pub/Sub message failed schema validation.
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
        * </pre>
        *
        * <code>
-       * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 6 [(.google.api.field_behavior) = OPTIONAL];
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
        * </code>
        *
-       * @return Whether the schemaViolationReason field is set.
+       * @return Whether the messageTransformationFailureReason field is set.
        */
       @java.lang.Override
-      public boolean hasSchemaViolationReason() {
-        return reasonCase_ == 6;
+      public boolean hasMessageTransformationFailureReason() {
+        return reasonCase_ == 7;
       }
 
       /**
        *
        *
        * <pre>
-       * Optional. The Pub/Sub message failed schema validation.
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
        * </pre>
        *
        * <code>
-       * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 6 [(.google.api.field_behavior) = OPTIONAL];
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
        * </code>
        *
-       * @return The schemaViolationReason.
+       * @return The messageTransformationFailureReason.
        */
       @java.lang.Override
-      public com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason
-          getSchemaViolationReason() {
-        if (schemaViolationReasonBuilder_ == null) {
-          if (reasonCase_ == 6) {
-            return (com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason) reason_;
+      public com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+          getMessageTransformationFailureReason() {
+        if (messageTransformationFailureReasonBuilder_ == null) {
+          if (reasonCase_ == 7) {
+            return (com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)
+                reason_;
           }
-          return com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason
+          return com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
               .getDefaultInstance();
         } else {
-          if (reasonCase_ == 6) {
-            return schemaViolationReasonBuilder_.getMessage();
+          if (reasonCase_ == 7) {
+            return messageTransformationFailureReasonBuilder_.getMessage();
           }
-          return com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason
+          return com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
               .getDefaultInstance();
         }
       }
@@ -7348,25 +9077,26 @@ public boolean hasSchemaViolationReason() {
        *
        *
        * <pre>
-       * Optional. The Pub/Sub message failed schema validation.
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
        * </pre>
        *
        * <code>
-       * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 6 [(.google.api.field_behavior) = OPTIONAL];
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
        * </code>
        */
-      public Builder setSchemaViolationReason(
-          com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason value) {
-        if (schemaViolationReasonBuilder_ == null) {
+      public Builder setMessageTransformationFailureReason(
+          com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason value) {
+        if (messageTransformationFailureReasonBuilder_ == null) {
           if (value == null) {
             throw new NullPointerException();
           }
           reason_ = value;
           onChanged();
         } else {
-          schemaViolationReasonBuilder_.setMessage(value);
+          messageTransformationFailureReasonBuilder_.setMessage(value);
         }
-        reasonCase_ = 6;
+        reasonCase_ = 7;
         return this;
       }
 
@@ -7374,23 +9104,24 @@ public Builder setSchemaViolationReason(
        *
        *
        * <pre>
-       * Optional. The Pub/Sub message failed schema validation.
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
        * </pre>
        *
        * <code>
-       * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 6 [(.google.api.field_behavior) = OPTIONAL];
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
        * </code>
        */
-      public Builder setSchemaViolationReason(
-          com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason.Builder
+      public Builder setMessageTransformationFailureReason(
+          com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason.Builder
               builderForValue) {
-        if (schemaViolationReasonBuilder_ == null) {
+        if (messageTransformationFailureReasonBuilder_ == null) {
           reason_ = builderForValue.build();
           onChanged();
         } else {
-          schemaViolationReasonBuilder_.setMessage(builderForValue.build());
+          messageTransformationFailureReasonBuilder_.setMessage(builderForValue.build());
         }
-        reasonCase_ = 6;
+        reasonCase_ = 7;
         return this;
       }
 
@@ -7398,23 +9129,27 @@ public Builder setSchemaViolationReason(
        *
        *
        * <pre>
-       * Optional. The Pub/Sub message failed schema validation.
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
        * </pre>
        *
        * <code>
-       * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 6 [(.google.api.field_behavior) = OPTIONAL];
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
        * </code>
        */
-      public Builder mergeSchemaViolationReason(
-          com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason value) {
-        if (schemaViolationReasonBuilder_ == null) {
-          if (reasonCase_ == 6
+      public Builder mergeMessageTransformationFailureReason(
+          com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason value) {
+        if (messageTransformationFailureReasonBuilder_ == null) {
+          if (reasonCase_ == 7
               && reason_
-                  != com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason
+                  != com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
                       .getDefaultInstance()) {
             reason_ =
-                com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason.newBuilder(
-                        (com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason) reason_)
+                com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+                    .newBuilder(
+                        (com.google.pubsub.v1.IngestionFailureEvent
+                                .MessageTransformationFailureReason)
+                            reason_)
                     .mergeFrom(value)
                     .buildPartial();
           } else {
@@ -7422,13 +9157,13 @@ public Builder mergeSchemaViolationReason(
           }
           onChanged();
         } else {
-          if (reasonCase_ == 6) {
-            schemaViolationReasonBuilder_.mergeFrom(value);
+          if (reasonCase_ == 7) {
+            messageTransformationFailureReasonBuilder_.mergeFrom(value);
           } else {
-            schemaViolationReasonBuilder_.setMessage(value);
+            messageTransformationFailureReasonBuilder_.setMessage(value);
           }
         }
-        reasonCase_ = 6;
+        reasonCase_ = 7;
         return this;
       }
 
@@ -7436,26 +9171,27 @@ public Builder mergeSchemaViolationReason(
        *
        *
        * <pre>
-       * Optional. The Pub/Sub message failed schema validation.
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
        * </pre>
        *
        * <code>
-       * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 6 [(.google.api.field_behavior) = OPTIONAL];
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
        * </code>
        */
-      public Builder clearSchemaViolationReason() {
-        if (schemaViolationReasonBuilder_ == null) {
-          if (reasonCase_ == 6) {
+      public Builder clearMessageTransformationFailureReason() {
+        if (messageTransformationFailureReasonBuilder_ == null) {
+          if (reasonCase_ == 7) {
             reasonCase_ = 0;
             reason_ = null;
             onChanged();
           }
         } else {
-          if (reasonCase_ == 6) {
+          if (reasonCase_ == 7) {
             reasonCase_ = 0;
             reason_ = null;
           }
-          schemaViolationReasonBuilder_.clear();
+          messageTransformationFailureReasonBuilder_.clear();
         }
         return this;
       }
@@ -7464,39 +9200,42 @@ public Builder clearSchemaViolationReason() {
        *
        *
        * <pre>
-       * Optional. The Pub/Sub message failed schema validation.
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
        * </pre>
        *
        * <code>
-       * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 6 [(.google.api.field_behavior) = OPTIONAL];
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
        * </code>
        */
-      public com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason.Builder
-          getSchemaViolationReasonBuilder() {
-        return getSchemaViolationReasonFieldBuilder().getBuilder();
+      public com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason.Builder
+          getMessageTransformationFailureReasonBuilder() {
+        return getMessageTransformationFailureReasonFieldBuilder().getBuilder();
       }
 
       /**
        *
        *
        * <pre>
-       * Optional. The Pub/Sub message failed schema validation.
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
        * </pre>
        *
        * <code>
-       * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 6 [(.google.api.field_behavior) = OPTIONAL];
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
        * </code>
        */
       @java.lang.Override
-      public com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReasonOrBuilder
-          getSchemaViolationReasonOrBuilder() {
-        if ((reasonCase_ == 6) && (schemaViolationReasonBuilder_ != null)) {
-          return schemaViolationReasonBuilder_.getMessageOrBuilder();
+      public com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReasonOrBuilder
+          getMessageTransformationFailureReasonOrBuilder() {
+        if ((reasonCase_ == 7) && (messageTransformationFailureReasonBuilder_ != null)) {
+          return messageTransformationFailureReasonBuilder_.getMessageOrBuilder();
         } else {
-          if (reasonCase_ == 6) {
-            return (com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason) reason_;
+          if (reasonCase_ == 7) {
+            return (com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)
+                reason_;
           }
-          return com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason
+          return com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
               .getDefaultInstance();
         }
       }
@@ -7505,37 +9244,42 @@ public Builder clearSchemaViolationReason() {
        *
        *
        * <pre>
-       * Optional. The Pub/Sub message failed schema validation.
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
        * </pre>
        *
        * <code>
-       * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 6 [(.google.api.field_behavior) = OPTIONAL];
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
        * </code>
        */
       private com.google.protobuf.SingleFieldBuilderV3<
-              com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason,
-              com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason.Builder,
-              com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReasonOrBuilder>
-          getSchemaViolationReasonFieldBuilder() {
-        if (schemaViolationReasonBuilder_ == null) {
-          if (!(reasonCase_ == 6)) {
+              com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason,
+              com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason.Builder,
+              com.google.pubsub.v1.IngestionFailureEvent
+                  .MessageTransformationFailureReasonOrBuilder>
+          getMessageTransformationFailureReasonFieldBuilder() {
+        if (messageTransformationFailureReasonBuilder_ == null) {
+          if (!(reasonCase_ == 7)) {
             reason_ =
-                com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason
+                com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
                     .getDefaultInstance();
           }
-          schemaViolationReasonBuilder_ =
+          messageTransformationFailureReasonBuilder_ =
               new com.google.protobuf.SingleFieldBuilderV3<
-                  com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason,
-                  com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason.Builder,
-                  com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReasonOrBuilder>(
-                  (com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason) reason_,
+                  com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason,
+                  com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+                      .Builder,
+                  com.google.pubsub.v1.IngestionFailureEvent
+                      .MessageTransformationFailureReasonOrBuilder>(
+                  (com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)
+                      reason_,
                   getParentForChildren(),
                   isClean());
           reason_ = null;
         }
-        reasonCase_ = 6;
+        reasonCase_ = 7;
         onChanged();
-        return schemaViolationReasonBuilder_;
+        return messageTransformationFailureReasonBuilder_;
       }
 
       @java.lang.Override
@@ -7781,6 +9525,54 @@ public interface ConfluentCloudFailureReasonOrBuilder
     com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReasonOrBuilder
         getSchemaViolationReasonOrBuilder();
 
+    /**
+     *
+     *
+     * <pre>
+     * Optional. Failure encountered when applying a message transformation to
+     * the Pub/Sub message.
+     * </pre>
+     *
+     * <code>
+     * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
+     * </code>
+     *
+     * @return Whether the messageTransformationFailureReason field is set.
+     */
+    boolean hasMessageTransformationFailureReason();
+
+    /**
+     *
+     *
+     * <pre>
+     * Optional. Failure encountered when applying a message transformation to
+     * the Pub/Sub message.
+     * </pre>
+     *
+     * <code>
+     * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
+     * </code>
+     *
+     * @return The messageTransformationFailureReason.
+     */
+    com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+        getMessageTransformationFailureReason();
+
+    /**
+     *
+     *
+     * <pre>
+     * Optional. Failure encountered when applying a message transformation to
+     * the Pub/Sub message.
+     * </pre>
+     *
+     * <code>
+     * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
+     * </code>
+     */
+    com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReasonOrBuilder
+        getMessageTransformationFailureReasonOrBuilder();
+
     com.google.pubsub.v1.IngestionFailureEvent.ConfluentCloudFailureReason.ReasonCase
         getReasonCase();
   }
@@ -7843,6 +9635,7 @@ public enum ReasonCase
             com.google.protobuf.AbstractMessage.InternalOneOfEnum {
       API_VIOLATION_REASON(5),
       SCHEMA_VIOLATION_REASON(6),
+      MESSAGE_TRANSFORMATION_FAILURE_REASON(7),
       REASON_NOT_SET(0);
       private final int value;
 
@@ -7866,6 +9659,8 @@ public static ReasonCase forNumber(int value) {
             return API_VIOLATION_REASON;
           case 6:
             return SCHEMA_VIOLATION_REASON;
+          case 7:
+            return MESSAGE_TRANSFORMATION_FAILURE_REASON;
           case 0:
             return REASON_NOT_SET;
           default:
@@ -8130,27 +9925,96 @@ public boolean hasSchemaViolationReason() {
       if (reasonCase_ == 6) {
         return (com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason) reason_;
       }
-      return com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason.getDefaultInstance();
+      return com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason.getDefaultInstance();
+    }
+
+    /**
+     *
+     *
+     * <pre>
+     * Optional. The Pub/Sub message failed schema validation.
+     * </pre>
+     *
+     * <code>
+     * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 6 [(.google.api.field_behavior) = OPTIONAL];
+     * </code>
+     */
+    @java.lang.Override
+    public com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReasonOrBuilder
+        getSchemaViolationReasonOrBuilder() {
+      if (reasonCase_ == 6) {
+        return (com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason) reason_;
+      }
+      return com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason.getDefaultInstance();
+    }
+
+    public static final int MESSAGE_TRANSFORMATION_FAILURE_REASON_FIELD_NUMBER = 7;
+
+    /**
+     *
+     *
+     * <pre>
+     * Optional. Failure encountered when applying a message transformation to
+     * the Pub/Sub message.
+     * </pre>
+     *
+     * <code>
+     * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
+     * </code>
+     *
+     * @return Whether the messageTransformationFailureReason field is set.
+     */
+    @java.lang.Override
+    public boolean hasMessageTransformationFailureReason() {
+      return reasonCase_ == 7;
+    }
+
+    /**
+     *
+     *
+     * <pre>
+     * Optional. Failure encountered when applying a message transformation to
+     * the Pub/Sub message.
+     * </pre>
+     *
+     * <code>
+     * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
+     * </code>
+     *
+     * @return The messageTransformationFailureReason.
+     */
+    @java.lang.Override
+    public com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+        getMessageTransformationFailureReason() {
+      if (reasonCase_ == 7) {
+        return (com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)
+            reason_;
+      }
+      return com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+          .getDefaultInstance();
     }
 
     /**
      *
      *
      * <pre>
-     * Optional. The Pub/Sub message failed schema validation.
+     * Optional. Failure encountered when applying a message transformation to
+     * the Pub/Sub message.
      * </pre>
      *
      * <code>
-     * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 6 [(.google.api.field_behavior) = OPTIONAL];
+     * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
      * </code>
      */
     @java.lang.Override
-    public com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReasonOrBuilder
-        getSchemaViolationReasonOrBuilder() {
-      if (reasonCase_ == 6) {
-        return (com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason) reason_;
+    public com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReasonOrBuilder
+        getMessageTransformationFailureReasonOrBuilder() {
+      if (reasonCase_ == 7) {
+        return (com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)
+            reason_;
       }
-      return com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason.getDefaultInstance();
+      return com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+          .getDefaultInstance();
     }
 
     private byte memoizedIsInitialized = -1;
@@ -8187,6 +10051,12 @@ public void writeTo(com.google.protobuf.CodedOutputStream output) throws java.io
         output.writeMessage(
             6, (com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason) reason_);
       }
+      if (reasonCase_ == 7) {
+        output.writeMessage(
+            7,
+            (com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)
+                reason_);
+      }
       getUnknownFields().writeTo(output);
     }
 
@@ -8218,6 +10088,13 @@ public int getSerializedSize() {
             com.google.protobuf.CodedOutputStream.computeMessageSize(
                 6, (com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason) reason_);
       }
+      if (reasonCase_ == 7) {
+        size +=
+            com.google.protobuf.CodedOutputStream.computeMessageSize(
+                7,
+                (com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)
+                    reason_);
+      }
       size += getUnknownFields().getSerializedSize();
       memoizedSize = size;
       return size;
@@ -8247,6 +10124,10 @@ public boolean equals(final java.lang.Object obj) {
         case 6:
           if (!getSchemaViolationReason().equals(other.getSchemaViolationReason())) return false;
           break;
+        case 7:
+          if (!getMessageTransformationFailureReason()
+              .equals(other.getMessageTransformationFailureReason())) return false;
+          break;
         case 0:
         default:
       }
@@ -8278,6 +10159,10 @@ public int hashCode() {
           hash = (37 * hash) + SCHEMA_VIOLATION_REASON_FIELD_NUMBER;
           hash = (53 * hash) + getSchemaViolationReason().hashCode();
           break;
+        case 7:
+          hash = (37 * hash) + MESSAGE_TRANSFORMATION_FAILURE_REASON_FIELD_NUMBER;
+          hash = (53 * hash) + getMessageTransformationFailureReason().hashCode();
+          break;
         case 0:
         default:
       }
@@ -8437,6 +10322,9 @@ public Builder clear() {
         if (schemaViolationReasonBuilder_ != null) {
           schemaViolationReasonBuilder_.clear();
         }
+        if (messageTransformationFailureReasonBuilder_ != null) {
+          messageTransformationFailureReasonBuilder_.clear();
+        }
         reasonCase_ = 0;
         reason_ = null;
         return this;
@@ -8504,6 +10392,9 @@ private void buildPartialOneofs(
         if (reasonCase_ == 6 && schemaViolationReasonBuilder_ != null) {
           result.reason_ = schemaViolationReasonBuilder_.build();
         }
+        if (reasonCase_ == 7 && messageTransformationFailureReasonBuilder_ != null) {
+          result.reason_ = messageTransformationFailureReasonBuilder_.build();
+        }
       }
 
       @java.lang.Override
@@ -8585,6 +10476,12 @@ public Builder mergeFrom(
               mergeSchemaViolationReason(other.getSchemaViolationReason());
               break;
             }
+          case MESSAGE_TRANSFORMATION_FAILURE_REASON:
+            {
+              mergeMessageTransformationFailureReason(
+                  other.getMessageTransformationFailureReason());
+              break;
+            }
           case REASON_NOT_SET:
             {
               break;
@@ -8654,6 +10551,14 @@ public Builder mergeFrom(
                   reasonCase_ = 6;
                   break;
                 } // case 50
+              case 58:
+                {
+                  input.readMessage(
+                      getMessageTransformationFailureReasonFieldBuilder().getBuilder(),
+                      extensionRegistry);
+                  reasonCase_ = 7;
+                  break;
+                } // case 58
               default:
                 {
                   if (!super.parseUnknownField(input, extensionRegistry, tag)) {
@@ -9525,6 +11430,274 @@ public Builder clearSchemaViolationReason() {
         return schemaViolationReasonBuilder_;
       }
 
+      private com.google.protobuf.SingleFieldBuilderV3<
+              com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason,
+              com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason.Builder,
+              com.google.pubsub.v1.IngestionFailureEvent
+                  .MessageTransformationFailureReasonOrBuilder>
+          messageTransformationFailureReasonBuilder_;
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       *
+       * @return Whether the messageTransformationFailureReason field is set.
+       */
+      @java.lang.Override
+      public boolean hasMessageTransformationFailureReason() {
+        return reasonCase_ == 7;
+      }
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       *
+       * @return The messageTransformationFailureReason.
+       */
+      @java.lang.Override
+      public com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+          getMessageTransformationFailureReason() {
+        if (messageTransformationFailureReasonBuilder_ == null) {
+          if (reasonCase_ == 7) {
+            return (com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)
+                reason_;
+          }
+          return com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+              .getDefaultInstance();
+        } else {
+          if (reasonCase_ == 7) {
+            return messageTransformationFailureReasonBuilder_.getMessage();
+          }
+          return com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+              .getDefaultInstance();
+        }
+      }
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       */
+      public Builder setMessageTransformationFailureReason(
+          com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason value) {
+        if (messageTransformationFailureReasonBuilder_ == null) {
+          if (value == null) {
+            throw new NullPointerException();
+          }
+          reason_ = value;
+          onChanged();
+        } else {
+          messageTransformationFailureReasonBuilder_.setMessage(value);
+        }
+        reasonCase_ = 7;
+        return this;
+      }
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       */
+      public Builder setMessageTransformationFailureReason(
+          com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason.Builder
+              builderForValue) {
+        if (messageTransformationFailureReasonBuilder_ == null) {
+          reason_ = builderForValue.build();
+          onChanged();
+        } else {
+          messageTransformationFailureReasonBuilder_.setMessage(builderForValue.build());
+        }
+        reasonCase_ = 7;
+        return this;
+      }
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       */
+      public Builder mergeMessageTransformationFailureReason(
+          com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason value) {
+        if (messageTransformationFailureReasonBuilder_ == null) {
+          if (reasonCase_ == 7
+              && reason_
+                  != com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+                      .getDefaultInstance()) {
+            reason_ =
+                com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+                    .newBuilder(
+                        (com.google.pubsub.v1.IngestionFailureEvent
+                                .MessageTransformationFailureReason)
+                            reason_)
+                    .mergeFrom(value)
+                    .buildPartial();
+          } else {
+            reason_ = value;
+          }
+          onChanged();
+        } else {
+          if (reasonCase_ == 7) {
+            messageTransformationFailureReasonBuilder_.mergeFrom(value);
+          } else {
+            messageTransformationFailureReasonBuilder_.setMessage(value);
+          }
+        }
+        reasonCase_ = 7;
+        return this;
+      }
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       */
+      public Builder clearMessageTransformationFailureReason() {
+        if (messageTransformationFailureReasonBuilder_ == null) {
+          if (reasonCase_ == 7) {
+            reasonCase_ = 0;
+            reason_ = null;
+            onChanged();
+          }
+        } else {
+          if (reasonCase_ == 7) {
+            reasonCase_ = 0;
+            reason_ = null;
+          }
+          messageTransformationFailureReasonBuilder_.clear();
+        }
+        return this;
+      }
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       */
+      public com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason.Builder
+          getMessageTransformationFailureReasonBuilder() {
+        return getMessageTransformationFailureReasonFieldBuilder().getBuilder();
+      }
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       */
+      @java.lang.Override
+      public com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReasonOrBuilder
+          getMessageTransformationFailureReasonOrBuilder() {
+        if ((reasonCase_ == 7) && (messageTransformationFailureReasonBuilder_ != null)) {
+          return messageTransformationFailureReasonBuilder_.getMessageOrBuilder();
+        } else {
+          if (reasonCase_ == 7) {
+            return (com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)
+                reason_;
+          }
+          return com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+              .getDefaultInstance();
+        }
+      }
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 7 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       */
+      private com.google.protobuf.SingleFieldBuilderV3<
+              com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason,
+              com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason.Builder,
+              com.google.pubsub.v1.IngestionFailureEvent
+                  .MessageTransformationFailureReasonOrBuilder>
+          getMessageTransformationFailureReasonFieldBuilder() {
+        if (messageTransformationFailureReasonBuilder_ == null) {
+          if (!(reasonCase_ == 7)) {
+            reason_ =
+                com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+                    .getDefaultInstance();
+          }
+          messageTransformationFailureReasonBuilder_ =
+              new com.google.protobuf.SingleFieldBuilderV3<
+                  com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason,
+                  com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+                      .Builder,
+                  com.google.pubsub.v1.IngestionFailureEvent
+                      .MessageTransformationFailureReasonOrBuilder>(
+                  (com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)
+                      reason_,
+                  getParentForChildren(),
+                  isClean());
+          reason_ = null;
+        }
+        reasonCase_ = 7;
+        onChanged();
+        return messageTransformationFailureReasonBuilder_;
+      }
+
       @java.lang.Override
       public final Builder setUnknownFields(
           final com.google.protobuf.UnknownFieldSet unknownFields) {
@@ -9680,45 +11853,93 @@ public interface AwsKinesisFailureReasonOrBuilder
      *
      *
      * <pre>
-     * Optional. The Pub/Sub message failed schema validation.
+     * Optional. The Pub/Sub message failed schema validation.
+     * </pre>
+     *
+     * <code>
+     * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 4 [(.google.api.field_behavior) = OPTIONAL];
+     * </code>
+     *
+     * @return Whether the schemaViolationReason field is set.
+     */
+    boolean hasSchemaViolationReason();
+
+    /**
+     *
+     *
+     * <pre>
+     * Optional. The Pub/Sub message failed schema validation.
+     * </pre>
+     *
+     * <code>
+     * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 4 [(.google.api.field_behavior) = OPTIONAL];
+     * </code>
+     *
+     * @return The schemaViolationReason.
+     */
+    com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason getSchemaViolationReason();
+
+    /**
+     *
+     *
+     * <pre>
+     * Optional. The Pub/Sub message failed schema validation.
+     * </pre>
+     *
+     * <code>
+     * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 4 [(.google.api.field_behavior) = OPTIONAL];
+     * </code>
+     */
+    com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReasonOrBuilder
+        getSchemaViolationReasonOrBuilder();
+
+    /**
+     *
+     *
+     * <pre>
+     * Optional. Failure encountered when applying a message transformation to
+     * the Pub/Sub message.
      * </pre>
      *
      * <code>
-     * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 4 [(.google.api.field_behavior) = OPTIONAL];
+     * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 5 [(.google.api.field_behavior) = OPTIONAL];
      * </code>
      *
-     * @return Whether the schemaViolationReason field is set.
+     * @return Whether the messageTransformationFailureReason field is set.
      */
-    boolean hasSchemaViolationReason();
+    boolean hasMessageTransformationFailureReason();
 
     /**
      *
      *
      * <pre>
-     * Optional. The Pub/Sub message failed schema validation.
+     * Optional. Failure encountered when applying a message transformation to
+     * the Pub/Sub message.
      * </pre>
      *
      * <code>
-     * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 4 [(.google.api.field_behavior) = OPTIONAL];
+     * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 5 [(.google.api.field_behavior) = OPTIONAL];
      * </code>
      *
-     * @return The schemaViolationReason.
+     * @return The messageTransformationFailureReason.
      */
-    com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason getSchemaViolationReason();
+    com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+        getMessageTransformationFailureReason();
 
     /**
      *
      *
      * <pre>
-     * Optional. The Pub/Sub message failed schema validation.
+     * Optional. Failure encountered when applying a message transformation to
+     * the Pub/Sub message.
      * </pre>
      *
      * <code>
-     * .google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason schema_violation_reason = 4 [(.google.api.field_behavior) = OPTIONAL];
+     * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 5 [(.google.api.field_behavior) = OPTIONAL];
      * </code>
      */
-    com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReasonOrBuilder
-        getSchemaViolationReasonOrBuilder();
+    com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReasonOrBuilder
+        getMessageTransformationFailureReasonOrBuilder();
 
     com.google.pubsub.v1.IngestionFailureEvent.AwsKinesisFailureReason.ReasonCase getReasonCase();
   }
@@ -9780,6 +12001,7 @@ public enum ReasonCase
             com.google.protobuf.Internal.EnumLite,
             com.google.protobuf.AbstractMessage.InternalOneOfEnum {
       SCHEMA_VIOLATION_REASON(4),
+      MESSAGE_TRANSFORMATION_FAILURE_REASON(5),
       REASON_NOT_SET(0);
       private final int value;
 
@@ -9801,6 +12023,8 @@ public static ReasonCase forNumber(int value) {
         switch (value) {
           case 4:
             return SCHEMA_VIOLATION_REASON;
+          case 5:
+            return MESSAGE_TRANSFORMATION_FAILURE_REASON;
           case 0:
             return REASON_NOT_SET;
           default:
@@ -10038,6 +12262,75 @@ public boolean hasSchemaViolationReason() {
       return com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason.getDefaultInstance();
     }
 
+    public static final int MESSAGE_TRANSFORMATION_FAILURE_REASON_FIELD_NUMBER = 5;
+
+    /**
+     *
+     *
+     * <pre>
+     * Optional. Failure encountered when applying a message transformation to
+     * the Pub/Sub message.
+     * </pre>
+     *
+     * <code>
+     * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 5 [(.google.api.field_behavior) = OPTIONAL];
+     * </code>
+     *
+     * @return Whether the messageTransformationFailureReason field is set.
+     */
+    @java.lang.Override
+    public boolean hasMessageTransformationFailureReason() {
+      return reasonCase_ == 5;
+    }
+
+    /**
+     *
+     *
+     * <pre>
+     * Optional. Failure encountered when applying a message transformation to
+     * the Pub/Sub message.
+     * </pre>
+     *
+     * <code>
+     * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 5 [(.google.api.field_behavior) = OPTIONAL];
+     * </code>
+     *
+     * @return The messageTransformationFailureReason.
+     */
+    @java.lang.Override
+    public com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+        getMessageTransformationFailureReason() {
+      if (reasonCase_ == 5) {
+        return (com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)
+            reason_;
+      }
+      return com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+          .getDefaultInstance();
+    }
+
+    /**
+     *
+     *
+     * <pre>
+     * Optional. Failure encountered when applying a message transformation to
+     * the Pub/Sub message.
+     * </pre>
+     *
+     * <code>
+     * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 5 [(.google.api.field_behavior) = OPTIONAL];
+     * </code>
+     */
+    @java.lang.Override
+    public com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReasonOrBuilder
+        getMessageTransformationFailureReasonOrBuilder() {
+      if (reasonCase_ == 5) {
+        return (com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)
+            reason_;
+      }
+      return com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+          .getDefaultInstance();
+    }
+
     private byte memoizedIsInitialized = -1;
 
     @java.lang.Override
@@ -10065,6 +12358,12 @@ public void writeTo(com.google.protobuf.CodedOutputStream output) throws java.io
         output.writeMessage(
             4, (com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason) reason_);
       }
+      if (reasonCase_ == 5) {
+        output.writeMessage(
+            5,
+            (com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)
+                reason_);
+      }
       getUnknownFields().writeTo(output);
     }
 
@@ -10088,6 +12387,13 @@ public int getSerializedSize() {
             com.google.protobuf.CodedOutputStream.computeMessageSize(
                 4, (com.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReason) reason_);
       }
+      if (reasonCase_ == 5) {
+        size +=
+            com.google.protobuf.CodedOutputStream.computeMessageSize(
+                5,
+                (com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)
+                    reason_);
+      }
       size += getUnknownFields().getSerializedSize();
       memoizedSize = size;
       return size;
@@ -10112,6 +12418,10 @@ public boolean equals(final java.lang.Object obj) {
         case 4:
           if (!getSchemaViolationReason().equals(other.getSchemaViolationReason())) return false;
           break;
+        case 5:
+          if (!getMessageTransformationFailureReason()
+              .equals(other.getMessageTransformationFailureReason())) return false;
+          break;
         case 0:
         default:
       }
@@ -10137,6 +12447,10 @@ public int hashCode() {
           hash = (37 * hash) + SCHEMA_VIOLATION_REASON_FIELD_NUMBER;
           hash = (53 * hash) + getSchemaViolationReason().hashCode();
           break;
+        case 5:
+          hash = (37 * hash) + MESSAGE_TRANSFORMATION_FAILURE_REASON_FIELD_NUMBER;
+          hash = (53 * hash) + getMessageTransformationFailureReason().hashCode();
+          break;
         case 0:
         default:
       }
@@ -10291,6 +12605,9 @@ public Builder clear() {
         if (schemaViolationReasonBuilder_ != null) {
           schemaViolationReasonBuilder_.clear();
         }
+        if (messageTransformationFailureReasonBuilder_ != null) {
+          messageTransformationFailureReasonBuilder_.clear();
+        }
         reasonCase_ = 0;
         reason_ = null;
         return this;
@@ -10351,6 +12668,9 @@ private void buildPartialOneofs(
         if (reasonCase_ == 4 && schemaViolationReasonBuilder_ != null) {
           result.reason_ = schemaViolationReasonBuilder_.build();
         }
+        if (reasonCase_ == 5 && messageTransformationFailureReasonBuilder_ != null) {
+          result.reason_ = messageTransformationFailureReasonBuilder_.build();
+        }
       }
 
       @java.lang.Override
@@ -10425,6 +12745,12 @@ public Builder mergeFrom(
               mergeSchemaViolationReason(other.getSchemaViolationReason());
               break;
             }
+          case MESSAGE_TRANSFORMATION_FAILURE_REASON:
+            {
+              mergeMessageTransformationFailureReason(
+                  other.getMessageTransformationFailureReason());
+              break;
+            }
           case REASON_NOT_SET:
             {
               break;
@@ -10481,6 +12807,14 @@ public Builder mergeFrom(
                   reasonCase_ = 4;
                   break;
                 } // case 34
+              case 42:
+                {
+                  input.readMessage(
+                      getMessageTransformationFailureReasonFieldBuilder().getBuilder(),
+                      extensionRegistry);
+                  reasonCase_ = 5;
+                  break;
+                } // case 42
               default:
                 {
                   if (!super.parseUnknownField(input, extensionRegistry, tag)) {
@@ -11096,6 +13430,274 @@ public Builder clearSchemaViolationReason() {
         return schemaViolationReasonBuilder_;
       }
 
+      private com.google.protobuf.SingleFieldBuilderV3<
+              com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason,
+              com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason.Builder,
+              com.google.pubsub.v1.IngestionFailureEvent
+                  .MessageTransformationFailureReasonOrBuilder>
+          messageTransformationFailureReasonBuilder_;
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 5 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       *
+       * @return Whether the messageTransformationFailureReason field is set.
+       */
+      @java.lang.Override
+      public boolean hasMessageTransformationFailureReason() {
+        return reasonCase_ == 5;
+      }
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 5 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       *
+       * @return The messageTransformationFailureReason.
+       */
+      @java.lang.Override
+      public com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+          getMessageTransformationFailureReason() {
+        if (messageTransformationFailureReasonBuilder_ == null) {
+          if (reasonCase_ == 5) {
+            return (com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)
+                reason_;
+          }
+          return com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+              .getDefaultInstance();
+        } else {
+          if (reasonCase_ == 5) {
+            return messageTransformationFailureReasonBuilder_.getMessage();
+          }
+          return com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+              .getDefaultInstance();
+        }
+      }
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 5 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       */
+      public Builder setMessageTransformationFailureReason(
+          com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason value) {
+        if (messageTransformationFailureReasonBuilder_ == null) {
+          if (value == null) {
+            throw new NullPointerException();
+          }
+          reason_ = value;
+          onChanged();
+        } else {
+          messageTransformationFailureReasonBuilder_.setMessage(value);
+        }
+        reasonCase_ = 5;
+        return this;
+      }
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 5 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       */
+      public Builder setMessageTransformationFailureReason(
+          com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason.Builder
+              builderForValue) {
+        if (messageTransformationFailureReasonBuilder_ == null) {
+          reason_ = builderForValue.build();
+          onChanged();
+        } else {
+          messageTransformationFailureReasonBuilder_.setMessage(builderForValue.build());
+        }
+        reasonCase_ = 5;
+        return this;
+      }
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 5 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       */
+      public Builder mergeMessageTransformationFailureReason(
+          com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason value) {
+        if (messageTransformationFailureReasonBuilder_ == null) {
+          if (reasonCase_ == 5
+              && reason_
+                  != com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+                      .getDefaultInstance()) {
+            reason_ =
+                com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+                    .newBuilder(
+                        (com.google.pubsub.v1.IngestionFailureEvent
+                                .MessageTransformationFailureReason)
+                            reason_)
+                    .mergeFrom(value)
+                    .buildPartial();
+          } else {
+            reason_ = value;
+          }
+          onChanged();
+        } else {
+          if (reasonCase_ == 5) {
+            messageTransformationFailureReasonBuilder_.mergeFrom(value);
+          } else {
+            messageTransformationFailureReasonBuilder_.setMessage(value);
+          }
+        }
+        reasonCase_ = 5;
+        return this;
+      }
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 5 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       */
+      public Builder clearMessageTransformationFailureReason() {
+        if (messageTransformationFailureReasonBuilder_ == null) {
+          if (reasonCase_ == 5) {
+            reasonCase_ = 0;
+            reason_ = null;
+            onChanged();
+          }
+        } else {
+          if (reasonCase_ == 5) {
+            reasonCase_ = 0;
+            reason_ = null;
+          }
+          messageTransformationFailureReasonBuilder_.clear();
+        }
+        return this;
+      }
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 5 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       */
+      public com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason.Builder
+          getMessageTransformationFailureReasonBuilder() {
+        return getMessageTransformationFailureReasonFieldBuilder().getBuilder();
+      }
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 5 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       */
+      @java.lang.Override
+      public com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReasonOrBuilder
+          getMessageTransformationFailureReasonOrBuilder() {
+        if ((reasonCase_ == 5) && (messageTransformationFailureReasonBuilder_ != null)) {
+          return messageTransformationFailureReasonBuilder_.getMessageOrBuilder();
+        } else {
+          if (reasonCase_ == 5) {
+            return (com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)
+                reason_;
+          }
+          return com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+              .getDefaultInstance();
+        }
+      }
+
+      /**
+       *
+       *
+       * <pre>
+       * Optional. Failure encountered when applying a message transformation to
+       * the Pub/Sub message.
+       * </pre>
+       *
+       * <code>
+       * .google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason message_transformation_failure_reason = 5 [(.google.api.field_behavior) = OPTIONAL];
+       * </code>
+       */
+      private com.google.protobuf.SingleFieldBuilderV3<
+              com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason,
+              com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason.Builder,
+              com.google.pubsub.v1.IngestionFailureEvent
+                  .MessageTransformationFailureReasonOrBuilder>
+          getMessageTransformationFailureReasonFieldBuilder() {
+        if (messageTransformationFailureReasonBuilder_ == null) {
+          if (!(reasonCase_ == 5)) {
+            reason_ =
+                com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+                    .getDefaultInstance();
+          }
+          messageTransformationFailureReasonBuilder_ =
+              new com.google.protobuf.SingleFieldBuilderV3<
+                  com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason,
+                  com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason
+                      .Builder,
+                  com.google.pubsub.v1.IngestionFailureEvent
+                      .MessageTransformationFailureReasonOrBuilder>(
+                  (com.google.pubsub.v1.IngestionFailureEvent.MessageTransformationFailureReason)
+                      reason_,
+                  getParentForChildren(),
+                  isClean());
+          reason_ = null;
+        }
+        reasonCase_ = 5;
+        onChanged();
+        return messageTransformationFailureReasonBuilder_;
+      }
+
       @java.lang.Override
       public final Builder setUnknownFields(
           final com.google.protobuf.UnknownFieldSet unknownFields) {
diff --git a/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/MessageTransform.java b/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/MessageTransform.java
index adf9eb067..0456c10b4 100644
--- a/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/MessageTransform.java
+++ b/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/MessageTransform.java
@@ -186,7 +186,7 @@ public com.google.pubsub.v1.JavaScriptUDFOrBuilder getJavascriptUdfOrBuilder() {
    * <code>bool enabled = 3 [deprecated = true, (.google.api.field_behavior) = OPTIONAL];</code>
    *
    * @deprecated google.pubsub.v1.MessageTransform.enabled is deprecated. See
-   *     google/pubsub/v1/pubsub.proto;l=769
+   *     google/pubsub/v1/pubsub.proto;l=798
    * @return The enabled.
    */
   @java.lang.Override
@@ -899,7 +899,7 @@ public com.google.pubsub.v1.JavaScriptUDFOrBuilder getJavascriptUdfOrBuilder() {
      * <code>bool enabled = 3 [deprecated = true, (.google.api.field_behavior) = OPTIONAL];</code>
      *
      * @deprecated google.pubsub.v1.MessageTransform.enabled is deprecated. See
-     *     google/pubsub/v1/pubsub.proto;l=769
+     *     google/pubsub/v1/pubsub.proto;l=798
      * @return The enabled.
      */
     @java.lang.Override
@@ -919,7 +919,7 @@ public boolean getEnabled() {
      * <code>bool enabled = 3 [deprecated = true, (.google.api.field_behavior) = OPTIONAL];</code>
      *
      * @deprecated google.pubsub.v1.MessageTransform.enabled is deprecated. See
-     *     google/pubsub/v1/pubsub.proto;l=769
+     *     google/pubsub/v1/pubsub.proto;l=798
      * @param value The enabled to set.
      * @return This builder for chaining.
      */
@@ -943,7 +943,7 @@ public Builder setEnabled(boolean value) {
      * <code>bool enabled = 3 [deprecated = true, (.google.api.field_behavior) = OPTIONAL];</code>
      *
      * @deprecated google.pubsub.v1.MessageTransform.enabled is deprecated. See
-     *     google/pubsub/v1/pubsub.proto;l=769
+     *     google/pubsub/v1/pubsub.proto;l=798
      * @return This builder for chaining.
      */
     @java.lang.Deprecated
diff --git a/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/MessageTransformOrBuilder.java b/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/MessageTransformOrBuilder.java
index b70b613ec..324cf524a 100644
--- a/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/MessageTransformOrBuilder.java
+++ b/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/MessageTransformOrBuilder.java
@@ -81,7 +81,7 @@ public interface MessageTransformOrBuilder
    * <code>bool enabled = 3 [deprecated = true, (.google.api.field_behavior) = OPTIONAL];</code>
    *
    * @deprecated google.pubsub.v1.MessageTransform.enabled is deprecated. See
-   *     google/pubsub/v1/pubsub.proto;l=769
+   *     google/pubsub/v1/pubsub.proto;l=798
    * @return The enabled.
    */
   @java.lang.Deprecated
diff --git a/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/PubsubProto.java b/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/PubsubProto.java
index f60b3eab7..6d51da2db 100644
--- a/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/PubsubProto.java
+++ b/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/PubsubProto.java
@@ -92,6 +92,10 @@ public static void registerAllExtensions(com.google.protobuf.ExtensionRegistry r
       internal_static_google_pubsub_v1_IngestionFailureEvent_SchemaViolationReason_descriptor;
   static final com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
       internal_static_google_pubsub_v1_IngestionFailureEvent_SchemaViolationReason_fieldAccessorTable;
+  static final com.google.protobuf.Descriptors.Descriptor
+      internal_static_google_pubsub_v1_IngestionFailureEvent_MessageTransformationFailureReason_descriptor;
+  static final com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+      internal_static_google_pubsub_v1_IngestionFailureEvent_MessageTransformationFailureReason_fieldAccessorTable;
   static final com.google.protobuf.Descriptors.Descriptor
       internal_static_google_pubsub_v1_IngestionFailureEvent_CloudStorageFailure_descriptor;
   static final com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
@@ -494,7 +498,7 @@ public static com.google.protobuf.Descriptors.FileDescriptor getDescriptor() {
           + "\005DEBUG\020\002\022\010\n"
           + "\004INFO\020\003\022\013\n"
           + "\007WARNING\020\004\022\t\n"
-          + "\005ERROR\020\005\"\203\022\n"
+          + "\005ERROR\020\005\"\270\027\n"
           + "\025IngestionFailureEvent\022\022\n"
           + "\005topic\030\001 \001(\tB\003\340A\002\022\032\n\r"
           + "error_message\030\002 \001(\tB\003\340A\002\022a\n"
@@ -510,70 +514,84 @@ public static com.google.protobuf.Descriptors.FileDescriptor getDescriptor() {
           + "stionFailureEvent.AwsKinesisFailureReasonB\003\340A\001H\000\032\024\n"
           + "\022ApiViolationReason\032\023\n"
           + "\021AvroFailureReason\032\027\n"
-          + "\025SchemaViolationReason\032\225\003\n"
+          + "\025SchemaViolationReason\032$\n"
+          + "\"MessageTransformationFailureReason\032\230\004\n"
           + "\023CloudStorageFailure\022\023\n"
           + "\006bucket\030\001 \001(\tB\003\340A\001\022\030\n"
           + "\013object_name\030\002 \001(\tB\003\340A\001\022\036\n"
           + "\021object_generation\030\003 \001(\003B\003\340A\001\022]\n"
           + "\023avro_failure_reason\030\005"
           + " \001(\01329.google.pubsub.v1.IngestionFailureEvent.AvroFailureReasonB\003\340A\001H\000\022_\n"
-          + "\024api_violation_reason\030\006 \001(\0132:.google.pubsub"
-          + ".v1.IngestionFailureEvent.ApiViolationReasonB\003\340A\001H\000\022e\n"
-          + "\027schema_violation_reason\030\007"
-          + " \001(\0132=.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReasonB\003\340A\001H\000B\010\n"
-          + "\006reason\032\313\002\n"
+          + "\024api_violation_reason\030\006 \001(\0132:.google.pubsub.v"
+          + "1.IngestionFailureEvent.ApiViolationReasonB\003\340A\001H\000\022e\n"
+          + "\027schema_violation_reason\030\007 \001"
+          + "(\0132=.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReasonB\003\340A\001H\000\022\200\001\n"
+          + "%message_transformation_failure_reason\030\010 \001(\013"
+          + "2J.google.pubsub.v1.IngestionFailureEven"
+          + "t.MessageTransformationFailureReasonB\003\340A\001H\000B\010\n"
+          + "\006reason\032\316\003\n"
           + "\023AwsMskFailureReason\022\030\n"
           + "\013cluster_arn\030\001 \001(\tB\003\340A\001\022\030\n"
           + "\013kafka_topic\030\002 \001(\tB\003\340A\001\022\031\n"
           + "\014partition_id\030\003 \001(\003B\003\340A\001\022\023\n"
           + "\006offset\030\004 \001(\003B\003\340A\001\022_\n"
-          + "\024api_violation_reason\030\005 \001(\0132:"
-          + ".google.pubsub.v1.IngestionFailureEvent.ApiViolationReasonB\003\340A\001H\000\022e\n"
-          + "\027schema_violation_reason\030\006 \001(\0132=.google.pubsub.v1.In"
-          + "gestionFailureEvent.SchemaViolationReasonB\003\340A\001H\000B\010\n"
-          + "\006reason\032\317\002\n"
+          + "\024api_violation_reason\030\005"
+          + " \001(\0132:.google.pubsub.v1.IngestionFailureEvent.ApiViolationReasonB\003\340A\001H\000\022e\n"
+          + "\027schema_violation_reason\030\006 \001(\0132=.google.pub"
+          + "sub.v1.IngestionFailureEvent.SchemaViolationReasonB\003\340A\001H\000\022\200\001\n"
+          + "%message_transformation_failure_reason\030\007 \001(\0132J.google.pubsu"
+          + "b.v1.IngestionFailureEvent.MessageTransformationFailureReasonB\003\340A\001H\000B\010\n"
+          + "\006reason\032\322\003\n"
           + "\033AzureEventHubsFailureReason\022\026\n"
           + "\tnamespace\030\001 \001(\tB\003\340A\001\022\026\n"
           + "\tevent_hub\030\002 \001(\tB\003\340A\001\022\031\n"
           + "\014partition_id\030\003 \001(\003B\003\340A\001\022\023\n"
           + "\006offset\030\004 \001(\003B\003\340A\001\022_\n"
-          + "\024api_violation_reason\030\005 \001(\0132:.google.pubsub.v1.Inge"
-          + "stionFailureEvent.ApiViolationReasonB\003\340A\001H\000\022e\n"
-          + "\027schema_violation_reason\030\006 \001(\0132=.g"
-          + "oogle.pubsub.v1.IngestionFailureEvent.SchemaViolationReasonB\003\340A\001H\000B\010\n"
-          + "\006reason\032\322\002\n"
+          + "\024api_violation_reason\030\005 \001(\0132:.g"
+          + "oogle.pubsub.v1.IngestionFailureEvent.ApiViolationReasonB\003\340A\001H\000\022e\n"
+          + "\027schema_violation_reason\030\006 \001(\0132=.google.pubsub.v1.Inge"
+          + "stionFailureEvent.SchemaViolationReasonB\003\340A\001H\000\022\200\001\n"
+          + "%message_transformation_failure_reason\030\007 \001(\0132J.google.pubsub.v1.Ingest"
+          + "ionFailureEvent.MessageTransformationFailureReasonB\003\340A\001H\000B\010\n"
+          + "\006reason\032\325\003\n"
           + "\033ConfluentCloudFailureReason\022\027\n\n"
           + "cluster_id\030\001 \001(\tB\003\340A\001\022\030\n"
           + "\013kafka_topic\030\002 \001(\tB\003\340A\001\022\031\n"
           + "\014partition_id\030\003 \001(\003B\003\340A\001\022\023\n"
           + "\006offset\030\004 \001(\003B\003\340A\001\022_\n"
-          + "\024api_violation_reason\030\005 \001(\0132:."
-          + "google.pubsub.v1.IngestionFailureEvent.ApiViolationReasonB\003\340A\001H\000\022e\n"
-          + "\027schema_violation_reason\030\006 \001(\0132=.google.pubsub.v1.Ing"
-          + "estionFailureEvent.SchemaViolationReasonB\003\340A\001H\000B\010\n"
-          + "\006reason\032\335\001\n"
+          + "\024api_violation_reason\030\005 \001(\0132:.google.pu"
+          + "bsub.v1.IngestionFailureEvent.ApiViolationReasonB\003\340A\001H\000\022e\n"
+          + "\027schema_violation_reason\030\006 \001(\0132=.google.pubsub.v1.IngestionFai"
+          + "lureEvent.SchemaViolationReasonB\003\340A\001H\000\022\200\001\n"
+          + "%message_transformation_failure_reason\030\007"
+          + " \001(\0132J.google.pubsub.v1.IngestionFailu"
+          + "reEvent.MessageTransformationFailureReasonB\003\340A\001H\000B\010\n"
+          + "\006reason\032\340\002\n"
           + "\027AwsKinesisFailureReason\022\027\n\n"
           + "stream_arn\030\001 \001(\tB\003\340A\001\022\032\n\r"
           + "partition_key\030\002 \001(\tB\003\340A\001\022\034\n"
           + "\017sequence_number\030\003 \001(\tB\003\340A\001\022e\n"
-          + "\027schema_violation_reason\030\004 \001("
-          + "\0132=.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReasonB\003\340A\001H\000B\010\n"
+          + "\027schema_violation_reason\030\004 "
+          + "\001(\0132=.google.pubsub.v1.IngestionFailureEvent.SchemaViolationReasonB\003\340A\001H\000\022\200\001\n"
+          + "%message_transformation_failure_reason\030\005 \001("
+          + "\0132J.google.pubsub.v1.IngestionFailureEve"
+          + "nt.MessageTransformationFailureReasonB\003\340A\001H\000B\010\n"
           + "\006reasonB\t\n"
           + "\007failure\">\n\r"
           + "JavaScriptUDF\022\032\n\r"
           + "function_name\030\001 \001(\tB\003\340A\002\022\021\n"
           + "\004code\030\002 \001(\tB\003\340A\002\"\216\001\n"
           + "\020MessageTransform\022>\n"
-          + "\016javascript_udf\030\002 \001("
-          + "\0132\037.google.pubsub.v1.JavaScriptUDFB\003\340A\001H\000\022\026\n"
+          + "\016javascript_udf\030\002"
+          + " \001(\0132\037.google.pubsub.v1.JavaScriptUDFB\003\340A\001H\000\022\026\n"
           + "\007enabled\030\003 \001(\010B\005\030\001\340A\001\022\025\n"
           + "\010disabled\030\004 \001(\010B\003\340A\001B\013\n"
           + "\ttransform\"\216\006\n"
           + "\005Topic\022\021\n"
           + "\004name\030\001 \001(\tB\003\340A\002\0228\n"
           + "\006labels\030\002 \003(\0132#.google.pubsub.v1.Topic.LabelsEntryB\003\340A\001\022K\n"
-          + "\026message_storage_policy\030\003"
-          + " \001(\0132&.google.pubsub.v1.MessageStoragePolicyB\003\340A\001\022\031\n"
+          + "\026message_storage_policy\030\003 \001(\0132&.goog"
+          + "le.pubsub.v1.MessageStoragePolicyB\003\340A\001\022\031\n"
           + "\014kms_key_name\030\005 \001(\tB\003\340A\001\022>\n"
           + "\017schema_settings\030\006 \001(\0132"
           + " .google.pubsub.v1.SchemaSettingsB\003\340A\001\022\032\n\r"
@@ -592,13 +610,12 @@ public static com.google.protobuf.Descriptors.FileDescriptor getDescriptor() {
           + "\021STATE_UNSPECIFIED\020\000\022\n\n"
           + "\006ACTIVE\020\001\022\034\n"
           + "\030INGESTION_RESOURCE_ERROR\020\002:c\352A`\n"
-          + "\033pubsub.googleapis.com/Topic\022!projects/{project}/"
-          + "topics/{topic}\022\017_deleted-topic_*\006topics2\005topic\"\200\002\n\r"
+          + "\033pubsub.googleapis.com/Topic\022!projec"
+          + "ts/{project}/topics/{topic}\022\017_deleted-topic_*\006topics2\005topic\"\200\002\n\r"
           + "PubsubMessage\022\021\n"
           + "\004data\030\001 \001(\014B\003\340A\001\022H\n\n"
-          + "attributes\030\002"
-          + " \003(\0132/.google.pubsub.v1.PubsubMessage.AttributesEntryB\003\340A\001\022\022\n"
-          + "\n"
+          + "attributes\030\002 \003(\0132/.g"
+          + "oogle.pubsub.v1.PubsubMessage.AttributesEntryB\003\340A\001\022\022\n\n"
           + "message_id\030\003 \001(\t\0220\n"
           + "\014publish_time\030\004 \001(\0132\032.google.protobuf.Timestamp\022\031\n"
           + "\014ordering_key\030\005 \001(\tB\003\340A\001\0321\n"
@@ -620,7 +637,8 @@ public static com.google.protobuf.Descriptors.FileDescriptor getDescriptor() {
           + "\021ListTopicsRequest\022D\n"
           + "\007project\030\001 \001(\tB3\340A\002\372A-\n"
           + "+cloudresourcemanager.googleapis.com/Project\022\026\n"
-          + "\tpage_size\030\002 \001(\005B\003\340A\001\022\027\n\n"
+          + "\tpage_size\030\002 \001(\005B\003\340A\001\022\027\n"
+          + "\n"
           + "page_token\030\003 \001(\tB\003\340A\001\"`\n"
           + "\022ListTopicsResponse\022,\n"
           + "\006topics\030\001 \003(\0132\027.google.pubsub.v1.TopicB\003\340A\001\022\034\n"
@@ -630,8 +648,7 @@ public static com.google.protobuf.Descriptors.FileDescriptor getDescriptor() {
           + "\033pubsub.googleapis.com/Topic\022\026\n"
           + "\tpage_size\030\002 \001(\005B\003\340A\001\022\027\n\n"
           + "page_token\030\003 \001(\tB\003\340A\001\"\201\001\n"
-          + "\036ListTopicSubscriptionsResponse\022A\n"
-          + "\r"
+          + "\036ListTopicSubscriptionsResponse\022A\n\r"
           + "subscriptions\030\001 \003(\tB*\340A\001\372A$\n"
           + "\"pubsub.googleapis.com/Subscription\022\034\n"
           + "\017next_page_token\030\002 \001(\tB\003\340A\001\"\200\001\n"
@@ -658,14 +675,14 @@ public static com.google.protobuf.Descriptors.FileDescriptor getDescriptor() {
           + " \001(\0132\034.google.pubsub.v1.PushConfigB\003\340A\001\022>\n"
           + "\017bigquery_config\030\022 \001(\0132"
           + " .google.pubsub.v1.BigQueryConfigB\003\340A\001\022G\n"
-          + "\024cloud_storage_config\030\026"
-          + " \001(\0132$.google.pubsub.v1.CloudStorageConfigB\003\340A\001\022!\n"
+          + "\024cloud_storage_config\030\026 \001(\0132"
+          + "$.google.pubsub.v1.CloudStorageConfigB\003\340A\001\022!\n"
           + "\024ack_deadline_seconds\030\005 \001(\005B\003\340A\001\022\"\n"
           + "\025retain_acked_messages\030\007 \001(\010B\003\340A\001\022B\n"
           + "\032message_retention_duration\030\010"
           + " \001(\0132\031.google.protobuf.DurationB\003\340A\001\022?\n"
-          + "\006labels\030\t"
-          + " \003(\0132*.google.pubsub.v1.Subscription.LabelsEntryB\003\340A\001\022$\n"
+          + "\006labels\030\t \003(\0132*."
+          + "google.pubsub.v1.Subscription.LabelsEntryB\003\340A\001\022$\n"
           + "\027enable_message_ordering\030\n"
           + " \001(\010B\003\340A\001\022B\n"
           + "\021expiration_policy\030\013"
@@ -680,8 +697,8 @@ public static com.google.protobuf.Descriptors.FileDescriptor getDescriptor() {
           + " topic_message_retention_duration\030\021"
           + " \001(\0132\031.google.protobuf.DurationB\003\340A\003\0228\n"
           + "\005state\030\023 \001(\0162$.google.pubsub.v1.Subscription.StateB\003\340A\003\022i\n"
-          + "\037analytics_hub_subscription_info\030\027"
-          + " \001(\0132;.google.pubsub.v1.Subscription.AnalyticsHubSubscriptionInfoB\003\340A\003\022C\n"
+          + "\037analytics_hub_subscription_info\030\027 \001(\0132;.google.pubsub.v1.S"
+          + "ubscription.AnalyticsHubSubscriptionInfoB\003\340A\003\022C\n"
           + "\022message_transforms\030\031"
           + " \003(\0132\".google.pubsub.v1.MessageTransformB\003\340A\001\032O\n"
           + "\034AnalyticsHubSubscriptionInfo\022\024\n"
@@ -694,8 +711,8 @@ public static com.google.protobuf.Descriptors.FileDescriptor getDescriptor() {
           + "\021STATE_UNSPECIFIED\020\000\022\n\n"
           + "\006ACTIVE\020\001\022\022\n"
           + "\016RESOURCE_ERROR\020\002:u\352Ar\n"
-          + "\"pubsub.googleapis.co"
-          + "m/Subscription\022/projects/{project}/subscriptions/{subscription}*\r"
+          + "\"pubsub."
+          + "googleapis.com/Subscription\022/projects/{project}/subscriptions/{subscription}*\r"
           + "subscriptions2\014subscription\"\177\n"
           + "\013RetryPolicy\0227\n"
           + "\017minimum_backoff\030\001"
@@ -708,12 +725,12 @@ public static com.google.protobuf.Descriptors.FileDescriptor getDescriptor() {
           + "\003ttl\030\001 \001(\0132\031.google.protobuf.DurationB\003\340A\001\"\232\004\n\n"
           + "PushConfig\022\032\n\r"
           + "push_endpoint\030\001 \001(\tB\003\340A\001\022E\n\n"
-          + "attributes\030\002 \003(\0132,."
-          + "google.pubsub.v1.PushConfig.AttributesEntryB\003\340A\001\022A\n\n"
-          + "oidc_token\030\003"
-          + " \001(\0132&.google.pubsub.v1.PushConfig.OidcTokenB\003\340A\001H\000\022I\n"
-          + "\016pubsub_wrapper\030\004"
-          + " \001(\0132*.google.pubsub.v1.PushConfig.PubsubWrapperB\003\340A\001H\001\022A\n\n"
+          + "attributes\030\002"
+          + " \003(\0132,.google.pubsub.v1.PushConfig.AttributesEntryB\003\340A\001\022A\n\n"
+          + "oidc_token\030\003 \001("
+          + "\0132&.google.pubsub.v1.PushConfig.OidcTokenB\003\340A\001H\000\022I\n"
+          + "\016pubsub_wrapper\030\004 \001(\0132*.googl"
+          + "e.pubsub.v1.PushConfig.PubsubWrapperB\003\340A\001H\001\022A\n\n"
           + "no_wrapper\030\005"
           + " \001(\0132&.google.pubsub.v1.PushConfig.NoWrapperB\003\340A\001H\001\032F\n"
           + "\tOidcToken\022\"\n"
@@ -732,8 +749,8 @@ public static com.google.protobuf.Descriptors.FileDescriptor getDescriptor() {
           + "\020use_topic_schema\030\002 \001(\010B\003\340A\001\022\033\n"
           + "\016write_metadata\030\003 \001(\010B\003\340A\001\022 \n"
           + "\023drop_unknown_fields\030\004 \001(\010B\003\340A\001\022:\n"
-          + "\005state\030\005"
-          + " \001(\0162&.google.pubsub.v1.BigQueryConfig.StateB\003\340A\003\022\035\n"
+          + "\005state\030\005 \001(\0162&.g"
+          + "oogle.pubsub.v1.BigQueryConfig.StateB\003\340A\003\022\035\n"
           + "\020use_table_schema\030\006 \001(\010B\003\340A\001\022\"\n"
           + "\025service_account_email\030\007 \001(\tB\003\340A\001\"\212\001\n"
           + "\005State\022\025\n"
@@ -749,10 +766,10 @@ public static com.google.protobuf.Descriptors.FileDescriptor getDescriptor() {
           + "\017filename_suffix\030\003 \001(\tB\003\340A\001\022%\n"
           + "\030filename_datetime_format\030\n"
           + " \001(\tB\003\340A\001\022K\n"
-          + "\013text_config\030\004 \001(\013"
-          + "2/.google.pubsub.v1.CloudStorageConfig.TextConfigB\003\340A\001H\000\022K\n"
-          + "\013avro_config\030\005 \001(\0132/."
-          + "google.pubsub.v1.CloudStorageConfig.AvroConfigB\003\340A\001H\000\0224\n"
+          + "\013text_config\030\004"
+          + " \001(\0132/.google.pubsub.v1.CloudStorageConfig.TextConfigB\003\340A\001H\000\022K\n"
+          + "\013avro_config\030\005"
+          + " \001(\0132/.google.pubsub.v1.CloudStorageConfig.AvroConfigB\003\340A\001H\000\0224\n"
           + "\014max_duration\030\006"
           + " \001(\0132\031.google.protobuf.DurationB\003\340A\001\022\026\n"
           + "\tmax_bytes\030\007 \001(\003B\003\340A\001\022\031\n"
@@ -774,8 +791,8 @@ public static com.google.protobuf.Descriptors.FileDescriptor getDescriptor() {
           + "output_format\"|\n"
           + "\017ReceivedMessage\022\023\n"
           + "\006ack_id\030\001 \001(\tB\003\340A\001\0225\n"
-          + "\007message\030\002 \001("
-          + "\0132\037.google.pubsub.v1.PubsubMessageB\003\340A\001\022\035\n"
+          + "\007message\030\002"
+          + " \001(\0132\037.google.pubsub.v1.PubsubMessageB\003\340A\001\022\035\n"
           + "\020delivery_attempt\030\003 \001(\005B\003\340A\001\"Z\n"
           + "\026GetSubscriptionRequest\022@\n"
           + "\014subscription\030\001 \001(\tB*\340A\002\372A$\n"
@@ -832,12 +849,12 @@ public static com.google.protobuf.Descriptors.FileDescriptor getDescriptor() {
           + "\025StreamingPullResponse\022A\n"
           + "\021received_messages\030\001"
           + " \003(\0132!.google.pubsub.v1.ReceivedMessageB\003\340A\001\022f\n"
-          + "\030acknowledge_confirmation\030\005 "
-          + "\001(\0132?.google.pubsub.v1.StreamingPullResponse.AcknowledgeConfirmationB\003\340A\001\022t\n"
-          + " modify_ack_deadline_confirmation\030\003 \001(\0132E.go"
-          + "ogle.pubsub.v1.StreamingPullResponse.ModifyAckDeadlineConfirmationB\003\340A\001\022d\n"
-          + "\027subscription_properties\030\004 \001(\0132>.google.pubsub"
-          + ".v1.StreamingPullResponse.SubscriptionPropertiesB\003\340A\001\032\224\001\n"
+          + "\030acknowledge_confirmation\030\005 \001(\0132?.google.pubsub.v1.Stre"
+          + "amingPullResponse.AcknowledgeConfirmationB\003\340A\001\022t\n"
+          + " modify_ack_deadline_confirmation\030\003 \001(\0132E.google.pubsub.v1.StreamingPul"
+          + "lResponse.ModifyAckDeadlineConfirmationB\003\340A\001\022d\n"
+          + "\027subscription_properties\030\004 \001(\0132>."
+          + "google.pubsub.v1.StreamingPullResponse.SubscriptionPropertiesB\003\340A\001\032\224\001\n"
           + "\027AcknowledgeConfirmation\022\024\n"
           + "\007ack_ids\030\001 \003(\tB\003\340A\001\022\034\n"
           + "\017invalid_ack_ids\030\002 \003(\tB\003\340A\001\022\036\n"
@@ -855,8 +872,8 @@ public static com.google.protobuf.Descriptors.FileDescriptor getDescriptor() {
           + "\036pubsub.googleapis.com/Snapshot\022@\n"
           + "\014subscription\030\002 \001(\tB*\340A\002\372A$\n"
           + "\"pubsub.googleapis.com/Subscription\022H\n"
-          + "\006labels\030\003 \003(\0132"
-          + "3.google.pubsub.v1.CreateSnapshotRequest.LabelsEntryB\003\340A\001\032-\n"
+          + "\006labels\030\003"
+          + " \003(\01323.google.pubsub.v1.CreateSnapshotRequest.LabelsEntryB\003\340A\001\032-\n"
           + "\013LabelsEntry\022\013\n"
           + "\003key\030\001 \001(\t\022\r\n"
           + "\005value\030\002 \001(\t:\0028\001\"\200\001\n"
@@ -869,146 +886,141 @@ public static com.google.protobuf.Descriptors.FileDescriptor getDescriptor() {
           + "\005topic\030\002 \001(\tB#\340A\001\372A\035\n"
           + "\033pubsub.googleapis.com/Topic\0224\n"
           + "\013expire_time\030\003 \001(\0132\032.google.protobuf.TimestampB\003\340A\001\022;\n"
-          + "\006labels\030\004"
-          + " \003(\0132&.google.pubsub.v1.Snapshot.LabelsEntryB\003\340A\001\032-\n"
+          + "\006labels\030\004 \003"
+          + "(\0132&.google.pubsub.v1.Snapshot.LabelsEntryB\003\340A\001\032-\n"
           + "\013LabelsEntry\022\013\n"
           + "\003key\030\001 \001(\t\022\r\n"
           + "\005value\030\002 \001(\t:\0028\001:a\352A^\n"
           + "\036pubsub.googleapis.com/Snapshot\022\'projects/{project}/snapshots/{snapshot}*"
           + "\tsnapshots2\010snapshot\"N\n"
-          + "\022GetSnapshotRequest\0228\n"
-          + "\010snapshot\030\001 \001(\tB&\340A\002\372A \n"
-          + "\036pubsub.googleapis.com/Snapshot\"\215\001\n"
-          + "\024ListSnapshotsRequest\022D\n"
-          + "\007project\030\001 \001(\tB3\340A\002\372A-\n"
-          + "+cloudresourcemanager.googleapis.com/Project\022\026\n"
-          + "\tpage_size\030\002 \001(\005B\003\340A\001\022\027\n\n"
-          + "page_token\030\003 \001(\tB\003\340A\001\"i\n"
-          + "\025ListSnapshotsResponse\0222\n"
-          + "\tsnapshots\030\001 \003(\0132\032.google.pubsub.v1.SnapshotB\003\340A\001\022\034\n"
-          + "\017next_page_token\030\002 \001(\tB\003\340A\001\"Q\n"
-          + "\025DeleteSnapshotRequest\0228\n"
-          + "\010snapshot\030\001 \001(\tB&\340A\002\372A \n"
-          + "\036pubsub.googleapis.com/Snapshot\"\306\001\n"
-          + "\013SeekRequest\022@\n"
-          + "\014subscription\030\001 \001(\tB*\340A\002\372A$\n"
-          + "\"pubsub.googleapis.com/Subscription\022/\n"
-          + "\004time\030\002 \001(\0132\032.google.protobuf.TimestampB\003\340A\001H\000\022:\n"
-          + "\010snapshot\030\003 \001(\tB&\340A\001\372A \n"
-          + "\036pubsub.googleapis.com/SnapshotH\000B\010\n"
-          + "\006target\"\016\n"
-          + "\014SeekResponse2\270\013\n"
-          + "\tPublisher\022q\n"
-          + "\013CreateTopic\022\027.google.pubsub.v1.Topic\032\027.google.pubsu",
-      "b.v1.Topic\"0\332A\004name\202\323\344\223\002#\032\036/v1/{name=pro"
-          + "jects/*/topics/*}:\001*\022\221\001\n\013UpdateTopic\022$.g"
-          + "oogle.pubsub.v1.UpdateTopicRequest\032\027.goo"
-          + "gle.pubsub.v1.Topic\"C\332A\021topic,update_mas"
-          + "k\202\323\344\223\002)2$/v1/{topic.name=projects/*/topi"
-          + "cs/*}:\001*\022\223\001\n\007Publish\022 .google.pubsub.v1."
-          + "PublishRequest\032!.google.pubsub.v1.Publis"
-          + "hResponse\"C\332A\016topic,messages\202\323\344\223\002,\"\'/v1/"
-          + "{topic=projects/*/topics/*}:publish:\001*\022w"
-          + "\n\010GetTopic\022!.google.pubsub.v1.GetTopicRe"
-          + "quest\032\027.google.pubsub.v1.Topic\"/\332A\005topic"
-          + "\202\323\344\223\002!\022\037/v1/{topic=projects/*/topics/*}\022"
-          + "\212\001\n\nListTopics\022#.google.pubsub.v1.ListTo"
-          + "picsRequest\032$.google.pubsub.v1.ListTopic"
-          + "sResponse\"1\332A\007project\202\323\344\223\002!\022\037/v1/{projec"
-          + "t=projects/*}/topics\022\272\001\n\026ListTopicSubscr"
-          + "iptions\022/.google.pubsub.v1.ListTopicSubs"
-          + "criptionsRequest\0320.google.pubsub.v1.List"
-          + "TopicSubscriptionsResponse\"=\332A\005topic\202\323\344\223"
-          + "\002/\022-/v1/{topic=projects/*/topics/*}/subs"
-          + "criptions\022\252\001\n\022ListTopicSnapshots\022+.googl"
-          + "e.pubsub.v1.ListTopicSnapshotsRequest\032,."
-          + "google.pubsub.v1.ListTopicSnapshotsRespo"
-          + "nse\"9\332A\005topic\202\323\344\223\002+\022)/v1/{topic=projects"
-          + "/*/topics/*}/snapshots\022|\n\013DeleteTopic\022$."
-          + "google.pubsub.v1.DeleteTopicRequest\032\026.go"
-          + "ogle.protobuf.Empty\"/\332A\005topic\202\323\344\223\002!*\037/v1"
-          + "/{topic=projects/*/topics/*}\022\255\001\n\022DetachS"
-          + "ubscription\022+.google.pubsub.v1.DetachSub"
-          + "scriptionRequest\032,.google.pubsub.v1.Deta"
-          + "chSubscriptionResponse\"<\202\323\344\223\0026\"4/v1/{sub"
-          + "scription=projects/*/subscriptions/*}:de"
-          + "tach\032p\312A\025pubsub.googleapis.com\322AUhttps:/"
-          + "/www.googleapis.com/auth/cloud-platform,"
-          + "https://www.googleapis.com/auth/pubsub2\322"
-          + "\025\n\nSubscriber\022\264\001\n\022CreateSubscription\022\036.g"
-          + "oogle.pubsub.v1.Subscription\032\036.google.pu"
-          + "bsub.v1.Subscription\"^\332A+name,topic,push"
-          + "_config,ack_deadline_seconds\202\323\344\223\002*\032%/v1/"
-          + "{name=projects/*/subscriptions/*}:\001*\022\241\001\n"
-          + "\017GetSubscription\022(.google.pubsub.v1.GetS"
-          + "ubscriptionRequest\032\036.google.pubsub.v1.Su"
-          + "bscription\"D\332A\014subscription\202\323\344\223\002/\022-/v1/{"
-          + "subscription=projects/*/subscriptions/*}"
-          + "\022\273\001\n\022UpdateSubscription\022+.google.pubsub."
-          + "v1.UpdateSubscriptionRequest\032\036.google.pu"
-          + "bsub.v1.Subscription\"X\332A\030subscription,up"
-          + "date_mask\202\323\344\223\002722/v1/{subscription.name="
-          + "projects/*/subscriptions/*}:\001*\022\246\001\n\021ListS"
-          + "ubscriptions\022*.google.pubsub.v1.ListSubs"
-          + "criptionsRequest\032+.google.pubsub.v1.List"
-          + "SubscriptionsResponse\"8\332A\007project\202\323\344\223\002(\022"
-          + "&/v1/{project=projects/*}/subscriptions\022"
-          + "\237\001\n\022DeleteSubscription\022+.google.pubsub.v"
-          + "1.DeleteSubscriptionRequest\032\026.google.pro"
-          + "tobuf.Empty\"D\332A\014subscription\202\323\344\223\002/*-/v1/"
-          + "{subscription=projects/*/subscriptions/*"
-          + "}\022\317\001\n\021ModifyAckDeadline\022*.google.pubsub."
-          + "v1.ModifyAckDeadlineRequest\032\026.google.pro"
-          + "tobuf.Empty\"v\332A)subscription,ack_ids,ack"
-          + "_deadline_seconds\202\323\344\223\002D\"?/v1/{subscripti"
-          + "on=projects/*/subscriptions/*}:modifyAck"
-          + "Deadline:\001*\022\250\001\n\013Acknowledge\022$.google.pub"
-          + "sub.v1.AcknowledgeRequest\032\026.google.proto"
-          + "buf.Empty\"[\332A\024subscription,ack_ids\202\323\344\223\002>"
-          + "\"9/v1/{subscription=projects/*/subscript"
-          + "ions/*}:acknowledge:\001*\022\320\001\n\004Pull\022\035.google"
-          + ".pubsub.v1.PullRequest\032\036.google.pubsub.v"
-          + "1.PullResponse\"\210\001\332A,subscription,return_"
-          + "immediately,max_messages\332A\031subscription,"
-          + "max_messages\202\323\344\223\0027\"2/v1/{subscription=pr"
-          + "ojects/*/subscriptions/*}:pull:\001*\022f\n\rStr"
-          + "eamingPull\022&.google.pubsub.v1.StreamingP"
-          + "ullRequest\032\'.google.pubsub.v1.StreamingP"
-          + "ullResponse\"\000(\0010\001\022\273\001\n\020ModifyPushConfig\022)"
-          + ".google.pubsub.v1.ModifyPushConfigReques"
-          + "t\032\026.google.protobuf.Empty\"d\332A\030subscripti"
-          + "on,push_config\202\323\344\223\002C\">/v1/{subscription="
-          + "projects/*/subscriptions/*}:modifyPushCo"
-          + "nfig:\001*\022\211\001\n\013GetSnapshot\022$.google.pubsub."
-          + "v1.GetSnapshotRequest\032\032.google.pubsub.v1"
-          + ".Snapshot\"8\332A\010snapshot\202\323\344\223\002\'\022%/v1/{snaps"
-          + "hot=projects/*/snapshots/*}\022\226\001\n\rListSnap"
-          + "shots\022&.google.pubsub.v1.ListSnapshotsRe"
-          + "quest\032\'.google.pubsub.v1.ListSnapshotsRe"
-          + "sponse\"4\332A\007project\202\323\344\223\002$\022\"/v1/{project=p"
-          + "rojects/*}/snapshots\022\227\001\n\016CreateSnapshot\022"
-          + "\'.google.pubsub.v1.CreateSnapshotRequest"
-          + "\032\032.google.pubsub.v1.Snapshot\"@\332A\021name,su"
-          + "bscription\202\323\344\223\002&\032!/v1/{name=projects/*/s"
-          + "napshots/*}:\001*\022\243\001\n\016UpdateSnapshot\022\'.goog"
-          + "le.pubsub.v1.UpdateSnapshotRequest\032\032.goo"
-          + "gle.pubsub.v1.Snapshot\"L\332A\024snapshot,upda"
-          + "te_mask\202\323\344\223\002/2*/v1/{snapshot.name=projec"
-          + "ts/*/snapshots/*}:\001*\022\213\001\n\016DeleteSnapshot\022"
-          + "\'.google.pubsub.v1.DeleteSnapshotRequest"
-          + "\032\026.google.protobuf.Empty\"8\332A\010snapshot\202\323\344"
-          + "\223\002\'*%/v1/{snapshot=projects/*/snapshots/"
-          + "*}\022\204\001\n\004Seek\022\035.google.pubsub.v1.SeekReque"
-          + "st\032\036.google.pubsub.v1.SeekResponse\"=\202\323\344\223"
-          + "\0027\"2/v1/{subscription=projects/*/subscri"
-          + "ptions/*}:seek:\001*\032p\312A\025pubsub.googleapis."
+          + "\022Get",
+      "SnapshotRequest\0228\n\010snapshot\030\001 \001(\tB&\340A\002\372A"
+          + " \n\036pubsub.googleapis.com/Snapshot\"\215\001\n\024Li"
+          + "stSnapshotsRequest\022D\n\007project\030\001 \001(\tB3\340A\002"
+          + "\372A-\n+cloudresourcemanager.googleapis.com"
+          + "/Project\022\026\n\tpage_size\030\002 \001(\005B\003\340A\001\022\027\n\npage"
+          + "_token\030\003 \001(\tB\003\340A\001\"i\n\025ListSnapshotsRespon"
+          + "se\0222\n\tsnapshots\030\001 \003(\0132\032.google.pubsub.v1"
+          + ".SnapshotB\003\340A\001\022\034\n\017next_page_token\030\002 \001(\tB"
+          + "\003\340A\001\"Q\n\025DeleteSnapshotRequest\0228\n\010snapsho"
+          + "t\030\001 \001(\tB&\340A\002\372A \n\036pubsub.googleapis.com/S"
+          + "napshot\"\306\001\n\013SeekRequest\022@\n\014subscription\030"
+          + "\001 \001(\tB*\340A\002\372A$\n\"pubsub.googleapis.com/Sub"
+          + "scription\022/\n\004time\030\002 \001(\0132\032.google.protobu"
+          + "f.TimestampB\003\340A\001H\000\022:\n\010snapshot\030\003 \001(\tB&\340A"
+          + "\001\372A \n\036pubsub.googleapis.com/SnapshotH\000B\010"
+          + "\n\006target\"\016\n\014SeekResponse2\270\013\n\tPublisher\022q"
+          + "\n\013CreateTopic\022\027.google.pubsub.v1.Topic\032\027"
+          + ".google.pubsub.v1.Topic\"0\332A\004name\202\323\344\223\002#\032\036"
+          + "/v1/{name=projects/*/topics/*}:\001*\022\221\001\n\013Up"
+          + "dateTopic\022$.google.pubsub.v1.UpdateTopic"
+          + "Request\032\027.google.pubsub.v1.Topic\"C\332A\021top"
+          + "ic,update_mask\202\323\344\223\002)2$/v1/{topic.name=pr"
+          + "ojects/*/topics/*}:\001*\022\223\001\n\007Publish\022 .goog"
+          + "le.pubsub.v1.PublishRequest\032!.google.pub"
+          + "sub.v1.PublishResponse\"C\332A\016topic,message"
+          + "s\202\323\344\223\002,\"\'/v1/{topic=projects/*/topics/*}"
+          + ":publish:\001*\022w\n\010GetTopic\022!.google.pubsub."
+          + "v1.GetTopicRequest\032\027.google.pubsub.v1.To"
+          + "pic\"/\332A\005topic\202\323\344\223\002!\022\037/v1/{topic=projects"
+          + "/*/topics/*}\022\212\001\n\nListTopics\022#.google.pub"
+          + "sub.v1.ListTopicsRequest\032$.google.pubsub"
+          + ".v1.ListTopicsResponse\"1\332A\007project\202\323\344\223\002!"
+          + "\022\037/v1/{project=projects/*}/topics\022\272\001\n\026Li"
+          + "stTopicSubscriptions\022/.google.pubsub.v1."
+          + "ListTopicSubscriptionsRequest\0320.google.p"
+          + "ubsub.v1.ListTopicSubscriptionsResponse\""
+          + "=\332A\005topic\202\323\344\223\002/\022-/v1/{topic=projects/*/t"
+          + "opics/*}/subscriptions\022\252\001\n\022ListTopicSnap"
+          + "shots\022+.google.pubsub.v1.ListTopicSnapsh"
+          + "otsRequest\032,.google.pubsub.v1.ListTopicS"
+          + "napshotsResponse\"9\332A\005topic\202\323\344\223\002+\022)/v1/{t"
+          + "opic=projects/*/topics/*}/snapshots\022|\n\013D"
+          + "eleteTopic\022$.google.pubsub.v1.DeleteTopi"
+          + "cRequest\032\026.google.protobuf.Empty\"/\332A\005top"
+          + "ic\202\323\344\223\002!*\037/v1/{topic=projects/*/topics/*"
+          + "}\022\255\001\n\022DetachSubscription\022+.google.pubsub"
+          + ".v1.DetachSubscriptionRequest\032,.google.p"
+          + "ubsub.v1.DetachSubscriptionResponse\"<\202\323\344"
+          + "\223\0026\"4/v1/{subscription=projects/*/subscr"
+          + "iptions/*}:detach\032p\312A\025pubsub.googleapis."
           + "com\322AUhttps://www.googleapis.com/auth/cl"
           + "oud-platform,https://www.googleapis.com/"
-          + "auth/pubsubB\252\001\n\024com.google.pubsub.v1B\013Pu"
-          + "bsubProtoP\001Z5cloud.google.com/go/pubsub/"
-          + "v2/apiv1/pubsubpb;pubsubpb\252\002\026Google.Clou"
-          + "d.PubSub.V1\312\002\026Google\\Cloud\\PubSub\\V1\352\002\031G"
-          + "oogle::Cloud::PubSub::V1b\006proto3"
+          + "auth/pubsub2\322\025\n\nSubscriber\022\264\001\n\022CreateSub"
+          + "scription\022\036.google.pubsub.v1.Subscriptio"
+          + "n\032\036.google.pubsub.v1.Subscription\"^\332A+na"
+          + "me,topic,push_config,ack_deadline_second"
+          + "s\202\323\344\223\002*\032%/v1/{name=projects/*/subscripti"
+          + "ons/*}:\001*\022\241\001\n\017GetSubscription\022(.google.p"
+          + "ubsub.v1.GetSubscriptionRequest\032\036.google"
+          + ".pubsub.v1.Subscription\"D\332A\014subscription"
+          + "\202\323\344\223\002/\022-/v1/{subscription=projects/*/sub"
+          + "scriptions/*}\022\273\001\n\022UpdateSubscription\022+.g"
+          + "oogle.pubsub.v1.UpdateSubscriptionReques"
+          + "t\032\036.google.pubsub.v1.Subscription\"X\332A\030su"
+          + "bscription,update_mask\202\323\344\223\002722/v1/{subsc"
+          + "ription.name=projects/*/subscriptions/*}"
+          + ":\001*\022\246\001\n\021ListSubscriptions\022*.google.pubsu"
+          + "b.v1.ListSubscriptionsRequest\032+.google.p"
+          + "ubsub.v1.ListSubscriptionsResponse\"8\332A\007p"
+          + "roject\202\323\344\223\002(\022&/v1/{project=projects/*}/s"
+          + "ubscriptions\022\237\001\n\022DeleteSubscription\022+.go"
+          + "ogle.pubsub.v1.DeleteSubscriptionRequest"
+          + "\032\026.google.protobuf.Empty\"D\332A\014subscriptio"
+          + "n\202\323\344\223\002/*-/v1/{subscription=projects/*/su"
+          + "bscriptions/*}\022\317\001\n\021ModifyAckDeadline\022*.g"
+          + "oogle.pubsub.v1.ModifyAckDeadlineRequest"
+          + "\032\026.google.protobuf.Empty\"v\332A)subscriptio"
+          + "n,ack_ids,ack_deadline_seconds\202\323\344\223\002D\"?/v"
+          + "1/{subscription=projects/*/subscriptions"
+          + "/*}:modifyAckDeadline:\001*\022\250\001\n\013Acknowledge"
+          + "\022$.google.pubsub.v1.AcknowledgeRequest\032\026"
+          + ".google.protobuf.Empty\"[\332A\024subscription,"
+          + "ack_ids\202\323\344\223\002>\"9/v1/{subscription=project"
+          + "s/*/subscriptions/*}:acknowledge:\001*\022\320\001\n\004"
+          + "Pull\022\035.google.pubsub.v1.PullRequest\032\036.go"
+          + "ogle.pubsub.v1.PullResponse\"\210\001\332A,subscri"
+          + "ption,return_immediately,max_messages\332A\031"
+          + "subscription,max_messages\202\323\344\223\0027\"2/v1/{su"
+          + "bscription=projects/*/subscriptions/*}:p"
+          + "ull:\001*\022f\n\rStreamingPull\022&.google.pubsub."
+          + "v1.StreamingPullRequest\032\'.google.pubsub."
+          + "v1.StreamingPullResponse\"\000(\0010\001\022\273\001\n\020Modif"
+          + "yPushConfig\022).google.pubsub.v1.ModifyPus"
+          + "hConfigRequest\032\026.google.protobuf.Empty\"d"
+          + "\332A\030subscription,push_config\202\323\344\223\002C\">/v1/{"
+          + "subscription=projects/*/subscriptions/*}"
+          + ":modifyPushConfig:\001*\022\211\001\n\013GetSnapshot\022$.g"
+          + "oogle.pubsub.v1.GetSnapshotRequest\032\032.goo"
+          + "gle.pubsub.v1.Snapshot\"8\332A\010snapshot\202\323\344\223\002"
+          + "\'\022%/v1/{snapshot=projects/*/snapshots/*}"
+          + "\022\226\001\n\rListSnapshots\022&.google.pubsub.v1.Li"
+          + "stSnapshotsRequest\032\'.google.pubsub.v1.Li"
+          + "stSnapshotsResponse\"4\332A\007project\202\323\344\223\002$\022\"/"
+          + "v1/{project=projects/*}/snapshots\022\227\001\n\016Cr"
+          + "eateSnapshot\022\'.google.pubsub.v1.CreateSn"
+          + "apshotRequest\032\032.google.pubsub.v1.Snapsho"
+          + "t\"@\332A\021name,subscription\202\323\344\223\002&\032!/v1/{name"
+          + "=projects/*/snapshots/*}:\001*\022\243\001\n\016UpdateSn"
+          + "apshot\022\'.google.pubsub.v1.UpdateSnapshot"
+          + "Request\032\032.google.pubsub.v1.Snapshot\"L\332A\024"
+          + "snapshot,update_mask\202\323\344\223\002/2*/v1/{snapsho"
+          + "t.name=projects/*/snapshots/*}:\001*\022\213\001\n\016De"
+          + "leteSnapshot\022\'.google.pubsub.v1.DeleteSn"
+          + "apshotRequest\032\026.google.protobuf.Empty\"8\332"
+          + "A\010snapshot\202\323\344\223\002\'*%/v1/{snapshot=projects"
+          + "/*/snapshots/*}\022\204\001\n\004Seek\022\035.google.pubsub"
+          + ".v1.SeekRequest\032\036.google.pubsub.v1.SeekR"
+          + "esponse\"=\202\323\344\223\0027\"2/v1/{subscription=proje"
+          + "cts/*/subscriptions/*}:seek:\001*\032p\312A\025pubsu"
+          + "b.googleapis.com\322AUhttps://www.googleapi"
+          + "s.com/auth/cloud-platform,https://www.go"
+          + "ogleapis.com/auth/pubsubB\252\001\n\024com.google."
+          + "pubsub.v1B\013PubsubProtoP\001Z5cloud.google.c"
+          + "om/go/pubsub/v2/apiv1/pubsubpb;pubsubpb\252"
+          + "\002\026Google.Cloud.PubSub.V1\312\002\026Google\\Cloud\\"
+          + "PubSub\\V1\352\002\031Google::Cloud::PubSub::V1b\006p"
+          + "roto3"
     };
     descriptor =
         com.google.protobuf.Descriptors.FileDescriptor.internalBuildGeneratedFileFrom(
@@ -1190,8 +1202,14 @@ public static com.google.protobuf.Descriptors.FileDescriptor getDescriptor() {
         new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
             internal_static_google_pubsub_v1_IngestionFailureEvent_SchemaViolationReason_descriptor,
             new java.lang.String[] {});
-    internal_static_google_pubsub_v1_IngestionFailureEvent_CloudStorageFailure_descriptor =
+    internal_static_google_pubsub_v1_IngestionFailureEvent_MessageTransformationFailureReason_descriptor =
         internal_static_google_pubsub_v1_IngestionFailureEvent_descriptor.getNestedTypes().get(3);
+    internal_static_google_pubsub_v1_IngestionFailureEvent_MessageTransformationFailureReason_fieldAccessorTable =
+        new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
+            internal_static_google_pubsub_v1_IngestionFailureEvent_MessageTransformationFailureReason_descriptor,
+            new java.lang.String[] {});
+    internal_static_google_pubsub_v1_IngestionFailureEvent_CloudStorageFailure_descriptor =
+        internal_static_google_pubsub_v1_IngestionFailureEvent_descriptor.getNestedTypes().get(4);
     internal_static_google_pubsub_v1_IngestionFailureEvent_CloudStorageFailure_fieldAccessorTable =
         new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
             internal_static_google_pubsub_v1_IngestionFailureEvent_CloudStorageFailure_descriptor,
@@ -1202,10 +1220,11 @@ public static com.google.protobuf.Descriptors.FileDescriptor getDescriptor() {
               "AvroFailureReason",
               "ApiViolationReason",
               "SchemaViolationReason",
+              "MessageTransformationFailureReason",
               "Reason",
             });
     internal_static_google_pubsub_v1_IngestionFailureEvent_AwsMskFailureReason_descriptor =
-        internal_static_google_pubsub_v1_IngestionFailureEvent_descriptor.getNestedTypes().get(4);
+        internal_static_google_pubsub_v1_IngestionFailureEvent_descriptor.getNestedTypes().get(5);
     internal_static_google_pubsub_v1_IngestionFailureEvent_AwsMskFailureReason_fieldAccessorTable =
         new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
             internal_static_google_pubsub_v1_IngestionFailureEvent_AwsMskFailureReason_descriptor,
@@ -1216,10 +1235,11 @@ public static com.google.protobuf.Descriptors.FileDescriptor getDescriptor() {
               "Offset",
               "ApiViolationReason",
               "SchemaViolationReason",
+              "MessageTransformationFailureReason",
               "Reason",
             });
     internal_static_google_pubsub_v1_IngestionFailureEvent_AzureEventHubsFailureReason_descriptor =
-        internal_static_google_pubsub_v1_IngestionFailureEvent_descriptor.getNestedTypes().get(5);
+        internal_static_google_pubsub_v1_IngestionFailureEvent_descriptor.getNestedTypes().get(6);
     internal_static_google_pubsub_v1_IngestionFailureEvent_AzureEventHubsFailureReason_fieldAccessorTable =
         new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
             internal_static_google_pubsub_v1_IngestionFailureEvent_AzureEventHubsFailureReason_descriptor,
@@ -1230,10 +1250,11 @@ public static com.google.protobuf.Descriptors.FileDescriptor getDescriptor() {
               "Offset",
               "ApiViolationReason",
               "SchemaViolationReason",
+              "MessageTransformationFailureReason",
               "Reason",
             });
     internal_static_google_pubsub_v1_IngestionFailureEvent_ConfluentCloudFailureReason_descriptor =
-        internal_static_google_pubsub_v1_IngestionFailureEvent_descriptor.getNestedTypes().get(6);
+        internal_static_google_pubsub_v1_IngestionFailureEvent_descriptor.getNestedTypes().get(7);
     internal_static_google_pubsub_v1_IngestionFailureEvent_ConfluentCloudFailureReason_fieldAccessorTable =
         new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
             internal_static_google_pubsub_v1_IngestionFailureEvent_ConfluentCloudFailureReason_descriptor,
@@ -1244,15 +1265,21 @@ public static com.google.protobuf.Descriptors.FileDescriptor getDescriptor() {
               "Offset",
               "ApiViolationReason",
               "SchemaViolationReason",
+              "MessageTransformationFailureReason",
               "Reason",
             });
     internal_static_google_pubsub_v1_IngestionFailureEvent_AwsKinesisFailureReason_descriptor =
-        internal_static_google_pubsub_v1_IngestionFailureEvent_descriptor.getNestedTypes().get(7);
+        internal_static_google_pubsub_v1_IngestionFailureEvent_descriptor.getNestedTypes().get(8);
     internal_static_google_pubsub_v1_IngestionFailureEvent_AwsKinesisFailureReason_fieldAccessorTable =
         new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
             internal_static_google_pubsub_v1_IngestionFailureEvent_AwsKinesisFailureReason_descriptor,
             new java.lang.String[] {
-              "StreamArn", "PartitionKey", "SequenceNumber", "SchemaViolationReason", "Reason",
+              "StreamArn",
+              "PartitionKey",
+              "SequenceNumber",
+              "SchemaViolationReason",
+              "MessageTransformationFailureReason",
+              "Reason",
             });
     internal_static_google_pubsub_v1_JavaScriptUDF_descriptor =
         getDescriptor().getMessageTypes().get(5);
diff --git a/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/PullRequest.java b/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/PullRequest.java
index a687600cc..330b0ece6 100644
--- a/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/PullRequest.java
+++ b/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/PullRequest.java
@@ -141,7 +141,7 @@ public com.google.protobuf.ByteString getSubscriptionBytes() {
    * </code>
    *
    * @deprecated google.pubsub.v1.PullRequest.return_immediately is deprecated. See
-   *     google/pubsub/v1/pubsub.proto;l=1954
+   *     google/pubsub/v1/pubsub.proto;l=1983
    * @return The returnImmediately.
    */
   @java.lang.Override
@@ -700,7 +700,7 @@ public Builder setSubscriptionBytes(com.google.protobuf.ByteString value) {
      * </code>
      *
      * @deprecated google.pubsub.v1.PullRequest.return_immediately is deprecated. See
-     *     google/pubsub/v1/pubsub.proto;l=1954
+     *     google/pubsub/v1/pubsub.proto;l=1983
      * @return The returnImmediately.
      */
     @java.lang.Override
@@ -727,7 +727,7 @@ public boolean getReturnImmediately() {
      * </code>
      *
      * @deprecated google.pubsub.v1.PullRequest.return_immediately is deprecated. See
-     *     google/pubsub/v1/pubsub.proto;l=1954
+     *     google/pubsub/v1/pubsub.proto;l=1983
      * @param value The returnImmediately to set.
      * @return This builder for chaining.
      */
@@ -758,7 +758,7 @@ public Builder setReturnImmediately(boolean value) {
      * </code>
      *
      * @deprecated google.pubsub.v1.PullRequest.return_immediately is deprecated. See
-     *     google/pubsub/v1/pubsub.proto;l=1954
+     *     google/pubsub/v1/pubsub.proto;l=1983
      * @return This builder for chaining.
      */
     @java.lang.Deprecated
diff --git a/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/PullRequestOrBuilder.java b/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/PullRequestOrBuilder.java
index 12a8c09bb..4f1cb824e 100644
--- a/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/PullRequestOrBuilder.java
+++ b/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/PullRequestOrBuilder.java
@@ -73,7 +73,7 @@ public interface PullRequestOrBuilder
    * </code>
    *
    * @deprecated google.pubsub.v1.PullRequest.return_immediately is deprecated. See
-   *     google/pubsub/v1/pubsub.proto;l=1954
+   *     google/pubsub/v1/pubsub.proto;l=1983
    * @return The returnImmediately.
    */
   @java.lang.Deprecated
diff --git a/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/StreamingPullResponse.java b/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/StreamingPullResponse.java
index 1a67990a5..677345113 100644
--- a/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/StreamingPullResponse.java
+++ b/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/StreamingPullResponse.java
@@ -4300,7 +4300,7 @@ public com.google.pubsub.v1.ReceivedMessageOrBuilder getReceivedMessagesOrBuilde
    *
    * <pre>
    * Optional. This field will only be set if `enable_exactly_once_delivery` is
-   * set to `true`.
+   * set to `true` and is not guaranteed to be populated.
    * </pre>
    *
    * <code>
@@ -4319,7 +4319,7 @@ public boolean hasAcknowledgeConfirmation() {
    *
    * <pre>
    * Optional. This field will only be set if `enable_exactly_once_delivery` is
-   * set to `true`.
+   * set to `true` and is not guaranteed to be populated.
    * </pre>
    *
    * <code>
@@ -4341,7 +4341,7 @@ public boolean hasAcknowledgeConfirmation() {
    *
    * <pre>
    * Optional. This field will only be set if `enable_exactly_once_delivery` is
-   * set to `true`.
+   * set to `true` and is not guaranteed to be populated.
    * </pre>
    *
    * <code>
@@ -4365,7 +4365,7 @@ public boolean hasAcknowledgeConfirmation() {
    *
    * <pre>
    * Optional. This field will only be set if `enable_exactly_once_delivery` is
-   * set to `true`.
+   * set to `true` and is not guaranteed to be populated.
    * </pre>
    *
    * <code>
@@ -4384,7 +4384,7 @@ public boolean hasModifyAckDeadlineConfirmation() {
    *
    * <pre>
    * Optional. This field will only be set if `enable_exactly_once_delivery` is
-   * set to `true`.
+   * set to `true` and is not guaranteed to be populated.
    * </pre>
    *
    * <code>
@@ -4407,7 +4407,7 @@ public boolean hasModifyAckDeadlineConfirmation() {
    *
    * <pre>
    * Optional. This field will only be set if `enable_exactly_once_delivery` is
-   * set to `true`.
+   * set to `true` and is not guaranteed to be populated.
    * </pre>
    *
    * <code>
@@ -5422,7 +5422,7 @@ public com.google.pubsub.v1.ReceivedMessage.Builder addReceivedMessagesBuilder(i
      *
      * <pre>
      * Optional. This field will only be set if `enable_exactly_once_delivery` is
-     * set to `true`.
+     * set to `true` and is not guaranteed to be populated.
      * </pre>
      *
      * <code>
@@ -5440,7 +5440,7 @@ public boolean hasAcknowledgeConfirmation() {
      *
      * <pre>
      * Optional. This field will only be set if `enable_exactly_once_delivery` is
-     * set to `true`.
+     * set to `true` and is not guaranteed to be populated.
      * </pre>
      *
      * <code>
@@ -5466,7 +5466,7 @@ public boolean hasAcknowledgeConfirmation() {
      *
      * <pre>
      * Optional. This field will only be set if `enable_exactly_once_delivery` is
-     * set to `true`.
+     * set to `true` and is not guaranteed to be populated.
      * </pre>
      *
      * <code>
@@ -5493,7 +5493,7 @@ public Builder setAcknowledgeConfirmation(
      *
      * <pre>
      * Optional. This field will only be set if `enable_exactly_once_delivery` is
-     * set to `true`.
+     * set to `true` and is not guaranteed to be populated.
      * </pre>
      *
      * <code>
@@ -5518,7 +5518,7 @@ public Builder setAcknowledgeConfirmation(
      *
      * <pre>
      * Optional. This field will only be set if `enable_exactly_once_delivery` is
-     * set to `true`.
+     * set to `true` and is not guaranteed to be populated.
      * </pre>
      *
      * <code>
@@ -5552,7 +5552,7 @@ public Builder mergeAcknowledgeConfirmation(
      *
      * <pre>
      * Optional. This field will only be set if `enable_exactly_once_delivery` is
-     * set to `true`.
+     * set to `true` and is not guaranteed to be populated.
      * </pre>
      *
      * <code>
@@ -5575,7 +5575,7 @@ public Builder clearAcknowledgeConfirmation() {
      *
      * <pre>
      * Optional. This field will only be set if `enable_exactly_once_delivery` is
-     * set to `true`.
+     * set to `true` and is not guaranteed to be populated.
      * </pre>
      *
      * <code>
@@ -5594,7 +5594,7 @@ public Builder clearAcknowledgeConfirmation() {
      *
      * <pre>
      * Optional. This field will only be set if `enable_exactly_once_delivery` is
-     * set to `true`.
+     * set to `true` and is not guaranteed to be populated.
      * </pre>
      *
      * <code>
@@ -5618,7 +5618,7 @@ public Builder clearAcknowledgeConfirmation() {
      *
      * <pre>
      * Optional. This field will only be set if `enable_exactly_once_delivery` is
-     * set to `true`.
+     * set to `true` and is not guaranteed to be populated.
      * </pre>
      *
      * <code>
@@ -5655,7 +5655,7 @@ public Builder clearAcknowledgeConfirmation() {
      *
      * <pre>
      * Optional. This field will only be set if `enable_exactly_once_delivery` is
-     * set to `true`.
+     * set to `true` and is not guaranteed to be populated.
      * </pre>
      *
      * <code>
@@ -5673,7 +5673,7 @@ public boolean hasModifyAckDeadlineConfirmation() {
      *
      * <pre>
      * Optional. This field will only be set if `enable_exactly_once_delivery` is
-     * set to `true`.
+     * set to `true` and is not guaranteed to be populated.
      * </pre>
      *
      * <code>
@@ -5699,7 +5699,7 @@ public boolean hasModifyAckDeadlineConfirmation() {
      *
      * <pre>
      * Optional. This field will only be set if `enable_exactly_once_delivery` is
-     * set to `true`.
+     * set to `true` and is not guaranteed to be populated.
      * </pre>
      *
      * <code>
@@ -5726,7 +5726,7 @@ public Builder setModifyAckDeadlineConfirmation(
      *
      * <pre>
      * Optional. This field will only be set if `enable_exactly_once_delivery` is
-     * set to `true`.
+     * set to `true` and is not guaranteed to be populated.
      * </pre>
      *
      * <code>
@@ -5751,7 +5751,7 @@ public Builder setModifyAckDeadlineConfirmation(
      *
      * <pre>
      * Optional. This field will only be set if `enable_exactly_once_delivery` is
-     * set to `true`.
+     * set to `true` and is not guaranteed to be populated.
      * </pre>
      *
      * <code>
@@ -5785,7 +5785,7 @@ public Builder mergeModifyAckDeadlineConfirmation(
      *
      * <pre>
      * Optional. This field will only be set if `enable_exactly_once_delivery` is
-     * set to `true`.
+     * set to `true` and is not guaranteed to be populated.
      * </pre>
      *
      * <code>
@@ -5808,7 +5808,7 @@ public Builder clearModifyAckDeadlineConfirmation() {
      *
      * <pre>
      * Optional. This field will only be set if `enable_exactly_once_delivery` is
-     * set to `true`.
+     * set to `true` and is not guaranteed to be populated.
      * </pre>
      *
      * <code>
@@ -5827,7 +5827,7 @@ public Builder clearModifyAckDeadlineConfirmation() {
      *
      * <pre>
      * Optional. This field will only be set if `enable_exactly_once_delivery` is
-     * set to `true`.
+     * set to `true` and is not guaranteed to be populated.
      * </pre>
      *
      * <code>
@@ -5851,7 +5851,7 @@ public Builder clearModifyAckDeadlineConfirmation() {
      *
      * <pre>
      * Optional. This field will only be set if `enable_exactly_once_delivery` is
-     * set to `true`.
+     * set to `true` and is not guaranteed to be populated.
      * </pre>
      *
      * <code>
diff --git a/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/StreamingPullResponseOrBuilder.java b/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/StreamingPullResponseOrBuilder.java
index 7d885e257..1a6fedfa8 100644
--- a/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/StreamingPullResponseOrBuilder.java
+++ b/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/StreamingPullResponseOrBuilder.java
@@ -95,7 +95,7 @@ public interface StreamingPullResponseOrBuilder
    *
    * <pre>
    * Optional. This field will only be set if `enable_exactly_once_delivery` is
-   * set to `true`.
+   * set to `true` and is not guaranteed to be populated.
    * </pre>
    *
    * <code>
@@ -111,7 +111,7 @@ public interface StreamingPullResponseOrBuilder
    *
    * <pre>
    * Optional. This field will only be set if `enable_exactly_once_delivery` is
-   * set to `true`.
+   * set to `true` and is not guaranteed to be populated.
    * </pre>
    *
    * <code>
@@ -127,7 +127,7 @@ public interface StreamingPullResponseOrBuilder
    *
    * <pre>
    * Optional. This field will only be set if `enable_exactly_once_delivery` is
-   * set to `true`.
+   * set to `true` and is not guaranteed to be populated.
    * </pre>
    *
    * <code>
@@ -142,7 +142,7 @@ public interface StreamingPullResponseOrBuilder
    *
    * <pre>
    * Optional. This field will only be set if `enable_exactly_once_delivery` is
-   * set to `true`.
+   * set to `true` and is not guaranteed to be populated.
    * </pre>
    *
    * <code>
@@ -158,7 +158,7 @@ public interface StreamingPullResponseOrBuilder
    *
    * <pre>
    * Optional. This field will only be set if `enable_exactly_once_delivery` is
-   * set to `true`.
+   * set to `true` and is not guaranteed to be populated.
    * </pre>
    *
    * <code>
@@ -175,7 +175,7 @@ public interface StreamingPullResponseOrBuilder
    *
    * <pre>
    * Optional. This field will only be set if `enable_exactly_once_delivery` is
-   * set to `true`.
+   * set to `true` and is not guaranteed to be populated.
    * </pre>
    *
    * <code>
diff --git a/proto-google-cloud-pubsub-v1/src/main/proto/google/pubsub/v1/pubsub.proto b/proto-google-cloud-pubsub-v1/src/main/proto/google/pubsub/v1/pubsub.proto
index 2792133a4..5a8bb0768 100644
--- a/proto-google-cloud-pubsub-v1/src/main/proto/google/pubsub/v1/pubsub.proto
+++ b/proto-google-cloud-pubsub-v1/src/main/proto/google/pubsub/v1/pubsub.proto
@@ -553,6 +553,10 @@ message IngestionFailureEvent {
   // validation violation.
   message SchemaViolationReason {}
 
+  // Set when a Pub/Sub message fails to get published due to a message
+  // transformation error.
+  message MessageTransformationFailureReason {}
+
   // Failure when ingesting from a Cloud Storage source.
   message CloudStorageFailure {
     // Optional. Name of the Cloud Storage bucket used for ingestion.
@@ -580,6 +584,11 @@ message IngestionFailureEvent {
       // Optional. The Pub/Sub message failed schema validation.
       SchemaViolationReason schema_violation_reason = 7
           [(google.api.field_behavior) = OPTIONAL];
+
+      // Optional. Failure encountered when applying a message transformation to
+      // the Pub/Sub message.
+      MessageTransformationFailureReason message_transformation_failure_reason =
+          8 [(google.api.field_behavior) = OPTIONAL];
     }
   }
 
@@ -608,6 +617,11 @@ message IngestionFailureEvent {
       // Optional. The Pub/Sub message failed schema validation.
       SchemaViolationReason schema_violation_reason = 6
           [(google.api.field_behavior) = OPTIONAL];
+
+      // Optional. Failure encountered when applying a message transformation to
+      // the Pub/Sub message.
+      MessageTransformationFailureReason message_transformation_failure_reason =
+          7 [(google.api.field_behavior) = OPTIONAL];
     }
   }
 
@@ -636,6 +650,11 @@ message IngestionFailureEvent {
       // Optional. The Pub/Sub message failed schema validation.
       SchemaViolationReason schema_violation_reason = 6
           [(google.api.field_behavior) = OPTIONAL];
+
+      // Optional. Failure encountered when applying a message transformation to
+      // the Pub/Sub message.
+      MessageTransformationFailureReason message_transformation_failure_reason =
+          7 [(google.api.field_behavior) = OPTIONAL];
     }
   }
 
@@ -664,6 +683,11 @@ message IngestionFailureEvent {
       // Optional. The Pub/Sub message failed schema validation.
       SchemaViolationReason schema_violation_reason = 6
           [(google.api.field_behavior) = OPTIONAL];
+
+      // Optional. Failure encountered when applying a message transformation to
+      // the Pub/Sub message.
+      MessageTransformationFailureReason message_transformation_failure_reason =
+          7 [(google.api.field_behavior) = OPTIONAL];
     }
   }
 
@@ -683,6 +707,11 @@ message IngestionFailureEvent {
       // Optional. The Pub/Sub message failed schema validation.
       SchemaViolationReason schema_violation_reason = 4
           [(google.api.field_behavior) = OPTIONAL];
+
+      // Optional. Failure encountered when applying a message transformation to
+      // the Pub/Sub message.
+      MessageTransformationFailureReason message_transformation_failure_reason =
+          5 [(google.api.field_behavior) = OPTIONAL];
     }
   }
 
@@ -2154,12 +2183,12 @@ message StreamingPullResponse {
       [(google.api.field_behavior) = OPTIONAL];
 
   // Optional. This field will only be set if `enable_exactly_once_delivery` is
-  // set to `true`.
+  // set to `true` and is not guaranteed to be populated.
   AcknowledgeConfirmation acknowledge_confirmation = 5
       [(google.api.field_behavior) = OPTIONAL];
 
   // Optional. This field will only be set if `enable_exactly_once_delivery` is
-  // set to `true`.
+  // set to `true` and is not guaranteed to be populated.
   ModifyAckDeadlineConfirmation modify_ack_deadline_confirmation = 3
       [(google.api.field_behavior) = OPTIONAL];