rowid,room_id,user_id,event_id,membership,event_stream_ordering
518,!hsifellATWsMazXlZA:matrix.jamesst.one,@slack_t0qh48pl4-u5g22hjnp:matrix.jamesst.one,$bhJ-sFuO87sc2Zrg3h85ij2GO2bswYnDoch3zkttzO8,join,1672