rowid,event_id,room_id,type,state_key,membership,event_stream_ordering
1541,$fCD2UqhB7E1x7Y4u-6IygVSysRR9fWCyUaJGW2YCkHo,!PhFBDVEcLtoQxmvPSL:matrix.jamesst.one,m.room.member,@slack_t0qh48pl4-u0qjbsw7n:matrix.jamesst.one,join,1667