rowid,room_id,user_id,event_id,membership,event_stream_ordering
641,!oCiWUELXBrnJJEOfHN:matrix.jamesst.one,@slack_t0qh48pl4-u0qnts7ge:matrix.jamesst.one,$pK5G_9NTBMhxCcSTGEe4Ha60iQELB1p0032ftNVzNUE,join,1795