rowid,room_id,user_id,event_id,membership,event_stream_ordering
318,!LZlkjmrdSOMzgPpPqy:matrix.jamesst.one,@slack_t0qh48pl4-u072zlzmnmc:matrix.jamesst.one,$NEh7gwDTJID6gOcoVjLn-ErshsSGgUfRAyy4F697WOI,join,1441