code: protected function loadAuthParams($params)
      {
          if (isset($params['authParams'])) {
              if ($params['authParams'] instanceof AuthParams) {
                  $this->authParams = $params['authParams'];
              } elseif (is_array($params['authParams'])) {
                  $this->authParams = new AuthParams($params['authParams']);
              }
          }
      }
docs: Load Authentication Parameters
  
  @param array $params
  @return void