code: def group_pivot(self, group_resource):
          
          resource = self.copy()
          resource._request_uri = '{}/{}'.format(group_resource.request_uri, resource._request_uri)
          return resource
docs: Pivot point on groups for this resource.
  
          This method will return all *resources* (indicators, tasks, victims, etc) for this resource
          that are associated with the provided resource id (indicator value).
  
          **Example Endpoints URI's**
  
          +--------+---------------------------------------------------------------------------------+
          | Method | API Endpoint URI's                                                              |
          +========+=================================================================================+
          | GET    | /v2/groups/{resourceType}/{resourceId}/indicators/{resourceType}                |
          +--------+---------------------------------------------------------------------------------+
          | GET    | /v2/groups/{resourceType}/{resourceId}/indicators/{resourceType}/{uniqueId}     |
          +--------+---------------------------------------------------------------------------------+
          | GET    | /v2/groups/{resourceType}/{resourceId}/tasks/                                   |
          +--------+---------------------------------------------------------------------------------+
          | GET    | /v2/groups/{resourceType}/{resourceId}/tasks/{uniqueId}                         |
          +--------+---------------------------------------------------------------------------------+
          | GET    | /v2/groups/{resourceType}/{resourceId}/victims/                                 |
          +--------+---------------------------------------------------------------------------------+
          | GET    | /v2/groups/{resourceType}/{resourceId}/victims/{uniqueId}                       |
          +--------+---------------------------------------------------------------------------------+
  
          Args:
              group_resource (Resource Instance): A resource object with optional resource_id.
          Return:
              (instance): A copy of this resource instance cleaned and updated for group associations.