rowid,room_id,user_id,event_id,membership,event_stream_ordering
1627,!PZObStZKHlEOYpJVEP:matrix.jamesst.one,@meta_1421375377:matrix.jamesst.one,$QM5RabT86CkZRsfnpq6Zjvgi5gtINcDPQD-DlWgIN8c,join,15251