rowid,event_id,room_id,type,state_key,membership,event_stream_ordering
487,$mgz9NQlWZmSXSFPD0_ikFJJpqND2iEmSpegLJCqsqIA,!HPNcDxTDpUhwcvGFdW:matrix.jamesst.one,m.room.member,@slackbot:matrix.jamesst.one,join,612