getParameter('vossmedien_alox.zvoove.api_key'); $apiDomain = System::getContainer()->getParameter('vossmedien_alox.zvoove.api_domain'); $httpClient = HttpClient::create(); $header = [ 'headers' => [ 'X-ApiKey' => $apiKey ] ]; $response = $httpClient->request('GET',$apiDomain, $header); dump($response->getContent()); return new Response(); } }