rowid,room_id,user_id,event_id,membership,event_stream_ordering
1278,!LZlkjmrdSOMzgPpPqy:matrix.jamesst.one,@slack_t0qh48pl4-u013d6ufzfz:matrix.jamesst.one,$skwfkQA1WS2D0EpPLBn4LFRU-9smgjZwjYWovzFuDI8,join,8102