demo.php

class MyCoolProcessor implements \N1\Client\IncomingRequest\IOrderPaymentProcessor
{

    /**
     * @param \N1\Xml\Request\CoreReceiver\Notify $request
     * @return \N1\Xml\Response\Notify
     */
    public function confirm(\N1\Xml\Request\CoreReceiver\Notify $request)
    {   
        return new \N1\Xml\Response\Notify();
    }
}