Add a new filter for decoding values encoded using [Base58](https://en.wikipedia.org/wiki/Base58), similar to the existing `Base64Decode` filter. This is particularly useful for blockchain applications; it makes it easier to write filters to validate e.g., Bitcoin addresses.
Add a new filter for decoding values encoded using Base58, similar to the existing
Base64Decodefilter.This is particularly useful for blockchain applications; it makes it easier to write filters to validate e.g., Bitcoin addresses.