Operation request: Protobuf parser

[n1474335]

Summary

An operation to parse Protocol Buffers. There are various npm packages that may help with this.

[d98762625]

I assume we would have to provide the schema as an argument to the operation to be able to decode a message? Therefore we would need to add a file type argument to an operation?

[n1474335]

That's an option. You could also just use the text data type and pass the entire schema in to that.