/**
* Return URL on which Authorize.net server will return payment result data in hidden request.
*
* @param int $storeId
* @return string
*/
public function getRelayUrl($storeId = null)
{
if ($storeId == null && $this->getStore()) {
$storeId = $this->getStore();
}
return $this->_helper->getRelyUrl($storeId);
}
