Retrieve a hierarchical structure of all groups for the authenticated tenant.
A page number within the paginated result set.
{"count": 123,"data": [{"children": "string","created_at": "2019-08-24T14:15:22Z","external_id": "string","id": "string","name": "string","updated_at": "2019-08-24T14:15:22Z"}],"next": "http://api.example.org/accounts/?page=4","previous": "http://api.example.org/accounts/?page=2"}