PayWithAmazon\Client::getUserInfo PHP Метод

    public function getUserInfo($accessToken)
    {
        // Get the correct Profile Endpoint URL based off the country/region provided in the config['region']
        $this->profileEndpointUrl();
        if (empty($accessToken)) {
            throw new \InvalidArgumentException('Access Token is a required parameter and is not set');
        }
        // To make sure double encoding doesn't occur decode first and encode again.
        $accessToken = urldecode($accessToken);
        $url = $this->profileEndpoint . '/auth/o2/tokeninfo?access_token=' . urlEncode($accessToken);
        $httpCurlRequest = new HttpCurl($this->config);
        $response = $httpCurlRequest->httpGet($url);
        $data = json_decode($response);
        if ($data->aud != $this->config['client_id']) {
            // The access token does not belong to us
            throw new \Exception('The Access token entered is incorrect');
        }
        // Exchange the access token for user profile
        $url = $this->profileEndpoint . '/user/profile';
        $httpCurlRequest = new HttpCurl($this->config);
        $httpCurlRequest->setAccessToken($accessToken);
        $httpCurlRequest->setHttpHeader(true);
        $response = $httpCurlRequest->httpGet($url);
        $userInfo = json_decode($response, true);
        return $userInfo;
    }