rowid,room_id,user_id,event_id,membership,event_stream_ordering
1498,!HBeELQzOVJStYRmtcA:matrix.jamesst.one,@meta_1421375377:matrix.jamesst.one,$i3b4O1h9RsjbVY02btDbJpkXRHRFhiYTwHgKE0tB65M,join,14926