rowid,event_id,room_id,type,state_key,membership,event_stream_ordering
1234,$rgyPjqGw4niKe8F7LOlU11Hbd7QtmNv0PQuobeZ76XE,!AjmuzElxFNgRRZQNoQ:matrix.jamesst.one,m.room.member,@slack_t0qh48pl4-u072zlzmnmc:matrix.jamesst.one,join,1359