rowid,room_id,user_id,event_id,membership,event_stream_ordering
358,!AjfUojluHjlirKHHqd:matrix.jamesst.one,@slack_t0qh48pl4-u0qh48pn0:matrix.jamesst.one,$70vhR9VccZOrsWTImw42QW6PdLHNLEgK51LZfsVh5H4,join,1481