protected function getUserImage(array $response, AccessToken $token)
    {
        $guid = $token->getResourceOwnerId();

        $url = 'https://social.yahooapis.com/v1/user/' . $guid . '/profile/image/' . $this->imageSize . '?format=json';

        $request = $this->getAuthenticatedRequest('get', $url, $token);

        $response = $this->getResponse($request);

        return $response;
    }