rowid,room_id,user_id,event_id,membership,event_stream_ordering
528,!aamIUwRMpqoTVlOgYQ:matrix.jamesst.one,@slack_t0qh48pl4-u378fmg2k:matrix.jamesst.one,$D7wo2xTHEcY7bxSMAz9ZtwwL4g8jaiXHTD27USazpQY,join,1682