rowid,event_id,room_id,type,state_key,membership,event_stream_ordering
1447,$YFJjVn8JNaersqBS-vuy1SpJNhIEQmO6EoWJ_GdlYRU,!EHdkQWRkfptmqktyaP:matrix.jamesst.one,m.room.member,@slack_t0qh48pl4-u1ad08sp4:matrix.jamesst.one,join,1573