protected function _loadValidOrder($orderId = null)
 {
     /** @var Mage_Core_Controller_Request_Http $request */
     $request = $this->getRequest();
     if (null === $orderId) {
         $orderId = (string) $request->getParam('order_id');
     }
     if (!$orderId) {
         $this->_forward('noRoute');
         return false;
     }
     Mage::unregister('rom_order');
     $detailApi = $this->_orderFactory->getNewRomOrderDetailModel($orderId);
     try {
         $romOrderObject = $detailApi->process();
     } catch (EbayEnterprise_Order_Exception_Order_Detail_Notfound_Exception $e) {
         $this->_handleOrderDetailException($e);
         return false;
     }
     Mage::register('rom_order', $romOrderObject);
     return true;
 }