rowid,room_id,user_id,event_id,membership,event_stream_ordering
702,!PhFBDVEcLtoQxmvPSL:matrix.jamesst.one,@slack_t0qh48pl4-u0qnmqws0:matrix.jamesst.one,$kkiiG9XYC3rD-Bk3oIC0dEzDZ-kCZXzDeUbUFLZLY68,join,1856