rowid,room_id,user_id,event_id,membership,event_stream_ordering
718,!IDVzmHGTigaDkLInhb:matrix.jamesst.one,@slack_t0qh48pl4-u0qp3lk0f:matrix.jamesst.one,$CLxWVZjLe-HOoUYu-CknuKLFMfSoaa3BMeP1sBYFWm8,join,1872