Does peewee currently support json fields?
Read the manual

* http://docs.peewee-orm.com/en/latest/peewee/playhouse.html#pgjson
* http://docs.peewee-orm.com/en/latest/peewee/playhouse.html#mysql-ext
* http://docs.peewee-orm.com/en/latest/peewee/sqlite_ext.html#sqlite-json1
Does peewee currently support json fields?