rowid,event_id,room_id,type,state_key,membership,event_stream_ordering
4657,$D8Czt01W0BSOVgoHv8If9EI51DgrZg239hWmePqdbUw,!JOYckXaJpNzITCwWdh:matrix.jamesst.one,m.room.member,@slackbot:matrix.jamesst.one,join,16012