When looking into https://github.com/apache/empire-db/tree/master/empire-db source code I can not find any support for JSON/JSONB datatype. The CodeGenParser https://github.com/apache/empire-db/blob/37f71f149064e69597d74c5f9a2c9f46ddded97d/empire-db-codegen/src/main/java/org/apache/empire/db/codegen/CodeGenParser.java#L501 does not support it either.
Please add support for JSON and JSONB columns of Postgres. See https://www.postgresql.org/docs/current/datatype-json.html
