rowid,room_id,user_id,event_id,membership,event_stream_ordering
519,!RhMgvAPjLANRigRiwG:matrix.jamesst.one,@slack_t0qh48pl4-ule84aeba:matrix.jamesst.one,$wUyCQCa1pVyA4rwHfMRbkeBt1yCR_0mKagOeSPCs-yI,join,1673