if (QSslCertificate::importPkcs12(&cert,
                                     &_certKey,
                                     &_cert,
                                     &_certs_chain,
                                     certPassPhrase.toLocal8Bit())) {
QSslConfiguration sslConfig = QSslConfiguration::defaultConfiguration();

QList<QSslCertificate> certs      = sslConfig.caCertificates();
QList<QSslCertificate> localCerts = sslConfig.localCertificateChain();
localCerts.append(_cert);
certs.append(_certs_chain);

sslConfig.setLocalCertificateChain(localCerts);
sslConfig.setCaCertificates(certs);
sslConfig.setPrivateKey(_certKey);
sslConfig.setPeerVerifyMode(QSslSocket::VerifyNone);

tools::http::HttpClient client(false, sslConfig);

auto requestJson = message->Serialize()->Stringify();
auto request     = vector<uint8_t>(requestJson.begin(), requestJson.end());
client.AddHeader("Content-Type", "application/json");

ret = client.Post(("https://api.development.push.apple.com/3/device/" + deviceToken).toStdString(),
                      request,
                      response,
                      cancelState);
  }

...
  QNetworkRequest netRequest;

  QNetworkProxyFactory::setUseSystemConfiguration(true);
  netRequest.setSslConfiguration(_sslConf);
  netRequest.setUrl(QUrl(url.c_str()));

...
  _lastReply = _manager.sendCustomRequest(
    netRequest,
    QByteArray(reinterpret_cast<const char *>(verb.data())), &dataBuffer);

  // TODO: repair several use
  QTimer timer;
  QEventLoop loop;
  QObject::connect(&timer,     SIGNAL(timeout()),  &loop, SLOT(quit()));
  QObject::connect(_lastReply, SIGNAL(finished()), &loop, SLOT(quit()));
  QObject::connect(_lastReply, &QNetworkReply::sslErrors,
                   [ = ](QList<QSslError>errorList) {
        for (auto & error : errorList) {
          Logger::Error("QSslError: %s", error.errorString().toStdString().c_str());
          throw NetworkException(error.errorString().toStdString(), NetworkException::ServerError);
        }
      });

  do {
    timer.start(500);
    loop.exec();

    // check abandom
    if ((cancelState != nullptr) && cancelState->load()) {
      throw NetworkException(
              "Network operation was cancelled by user",
              NetworkException::CancelledByUser);
    }
  } while (!timer.isActive() || !_lastReply->isFinished());
  QVariant statusCode       = _lastReply->attribute(QNetworkRequest::HttpStatusCodeAttribute);