rowid,event_id,room_id,type,state_key,membership,event_stream_ordering
1649,$R_7B3pIgGc5Ur6jrQv8ltcMNpPtXtPjOFDch0DDrtWM,!HPNcDxTDpUhwcvGFdW:matrix.jamesst.one,m.room.member,@slack_t0qh48pl4-u3p7e6ucb:matrix.jamesst.one,join,1775