API structure has changed
  4 structure changes including:
    
    4 Additions
        Added
        4
      
      DELETE /api/v1/firm/{firm}/client/{client}/linked-clients/{linked_client}
          GET /api/v1/firm/{firm}/client/{client}/linked-clients
          POST /api/v1/firm/{firm}/client/{client}/linked-clients
          PUT /api/v1/firm/{firm}/client/{client}/linked-clients/{linked_client}
          