One Row

        path,audience_size,cpm,buyable
        ...
        "|General Motors|Chevrolet|Spark",100000,0.15,1

         id | parent_id |      name      | audience_size | cpm  | is_actionable
        ----+-----------+----------------+---------------+------+---------------
        ...
          3 |         1 | Chevrolet      |       1000000 | 0.80 | t
        ...
          9 |         3 | Spark          |        100000 | 0.15 | t