public virtual Result<CreditCard> ConfirmTransparentRedirect(string queryString)
{
TransparentRedirectRequest trRequest = new TransparentRedirectRequest(queryString, service);
XmlNode creditCardXML = service.Post(service.MerchantPath() + "/payment_methods/all/confirm_transparent_redirect_request", trRequest);
return new ResultImpl<CreditCard>(new NodeWrapper(creditCardXML), gateway);
}