rowid,room_id,user_id,event_id,membership,event_stream_ordering
794,!BcXnWMtRzAnQcBRJTw:matrix.jamesst.one,@slack_t0qh48pl4-u072zlzmnmc:matrix.jamesst.one,$8SB7XW1ivMI8AtVBtCZnLw_0sO_-zkpSOZ5b0g1BgO4,join,1948