SpotifyWebAPI\SpotifyWebAPI::authHeaders PHP Метод

    protected function authHeaders()
    {
        $headers = [];
        if ($this->accessToken) {
            $headers['Authorization'] = 'Bearer ' . $this->accessToken;
        }
        return $headers;
    }

 /**
  * {@inheritdoc}
  */
 protected function authHeaders()
 {
     $token = $this->tokenStorage->getToken();
     // Save the access token if user is logged in
     if ($token instanceof TokenInterface && $token->getUser() instanceof SpotifyUser) {
         $this->setAccessToken($this->tokenStorage->getToken()->getUser()->getAccessToken());
     }
     return parent::authHeaders();
 }