I mean a schema registry solves this problem, and you just put the schema in to the registry before the software is released. A simpler option is to just publi

I mean a schema registry solves this problem, and you just put the schema in to the registry before the software is released. A simpler option is to just publish the schema in to the queue periodically. Say every 30 seconds, and then receivers can cache schemas for message types they are interested in.