How to use

hasOwnProperty

function

in

Response

request.post({
  uri: uri,
  headers: this.getHeaders(),
  timeout: 300000, //5 minutes
  json: requestBody
 }, function(error, response, body) {
  if (!response.hasOwnProperty('statusCode')) {
      error = new Error('iTunes Connect is not responding. The service may be temporarily offline.');
      body = null;
    } else if (response.statusCode == 401) {
      error = new Error('This request requires authentication. Please check your username and password.');
      body = null;
    }

  completed(error, body);
  callback();
 });