rowid,room_id,user_id,event_id,membership,event_stream_ordering
271,!PhFBDVEcLtoQxmvPSL:matrix.jamesst.one,@slack_t0qh48pl4-u0qh48pn0:matrix.jamesst.one,$wbGKJxVrdtZWeEky9ctmcKdilJWD22egcW6bjcF4_q0,join,1394