public static function setResponseHeader($resource)
 {
     Handler::$responseHeader = 'Não definido';
     if ($resource instanceof SoapClient) {
         Handler::$responseHeader = $resource->__getLastResponseHeaders();
     }
     return true;
 }
 public static function execute($data, $service, $key, $token, $enabledPost = true)
 {
     $resource = curl_init($service);
     $vtex_params_proxy = Config::get('vtex_params_proxy');
     $vtex_params_proxy = Config::get('development') === true ? $vtex_params_proxy['development'] : $vtex_params_proxy['production'];
     if ($enabledPost === true) {
         curl_setopt($resource, CURLOPT_POST, true);
         curl_setopt($resource, CURLOPT_POSTFIELDS, $data);
     }
     curl_setopt($resource, CURLOPT_HEADER, true);
     curl_setopt($resource, CURLOPT_PROXY, $vtex_params_proxy['proxy_host']);
     curl_setopt($resource, CURLOPT_PROXYPORT, $vtex_params_proxy['proxy_port']);
     curl_setopt($resource, CURLOPT_FAILONERROR, false);
     curl_setopt($resource, CURLOPT_RETURNTRANSFER, true);
     curl_setopt($resource, CURLOPT_HTTPHEADER, array("X-VTEX-API-AppKey: " . $key, "X-VTEX-API-AppToken: " . $token, "Accept: application/json", "Content-Type: application/json"));
     $response = curl_exec($resource);
     $info = curl_getinfo($resource);
     $body = substr($response, -$info['download_content_length']);
     Handler::$responseHeader = substr($response, 0, $info['header_size']);
     curl_close($resource);
     return $body;
 }