rowid,room_id,user_id,event_id,membership,event_stream_ordering
547,!qvoVrGJcqwQNByFOEN:matrix.jamesst.one,@slack_t0qh48pl4-u0qp0kp99:matrix.jamesst.one,$JnwWvUgj541sEH9nni_njnwiYfXW-DFrsGQPtFHR0b0,join,1701