rowid,room_id,user_id,event_id,membership,event_stream_ordering
442,!EHdkQWRkfptmqktyaP:matrix.jamesst.one,@slack_t0qh48pl4-u1ad08sp4:matrix.jamesst.one,$YFJjVn8JNaersqBS-vuy1SpJNhIEQmO6EoWJ_GdlYRU,join,1573