old_contents: /* Order controller. */
  
  /**
   * Get an order.
   * 
   * @param {object} request Request parameters.
   * @param {object} response Response parameters.
   */
  exports.get = function(request, response) {
      console.log('get', request.body.orderId);
  
      setTimeout(function() {
          response.contentType('application/json');
          response.end('{ "orderId": 666, "sent": ' + request.body.orderId + ', "status": 1 }');
      }, 5000);
  };
  
  /**
   * Place an order.
   * 
   * @param {object} request Request parameters.
   * @param {object} response Response parameters.
   */
  exports.put = function(request, response) {
      console.log('put', request.body);
      
      response.contentType('application/json');
      response.end('{ "orderId": 666 }');
  };
  
new_contents: /* Order controller. */
  
  /**
   * Get an order.
   * 
   * @param {object} request Request parameters.
   * @param {object} response Response parameters.
   */
  exports.get = function(request, response) {
      console.log('get', request.body.orderId);
  
      setTimeout(function() {
          response.contentType('application/json');
          response.end('{ "orderId": 666, "sent": ' + request.body.orderId + ', "status": 1 "message": "" }');
      }, 5000);
  };
  
  /**
   * Place an order.
   * 
   * @param {object} request Request parameters.
   * @param {object} response Response parameters.
   */
  exports.put = function(request, response) {
      console.log('put', request.body);
  
      response.contentType('application/json');
      response.end('{ "orderId": 666 }');
  };
  
subject: Add message to order return