rowid,room_id,user_id,event_id,membership,event_stream_ordering
286,!kKtScliyhdpXGYJoyR:matrix.jamesst.one,@slack_t0qh48pl4-uk20qf2mn:matrix.jamesst.one,$-zMc5qb-ex6zGKYQ6TamiqzTbpMeEHrtO8g9Rlo5Bic,join,1409