public function processPayment()
    {
        $paymentMethod = $this
            ->methodFactory
            ->create();

        /**
         * At this point, order must be created given a card, and placed in
         * PaymentBridge.
         *
         * So, $this->paymentBridge->getOrder() must return an object
         */
        $this
            ->paymentEventDispatcher
            ->notifyPaymentOrderLoad(
                $this->paymentBridge,
                $paymentMethod
            );

        /**
         * Order exists right here.
         */
        $this
            ->paymentEventDispatcher
            ->notifyPaymentOrderCreated(
                $this->paymentBridge,
                $paymentMethod
            );

        /**
         * Payment paid done.
         *
         * Paid process has ended (No matters result)
         */
        $this
            ->paymentEventDispatcher
            ->notifyPaymentOrderDone(
                $this->paymentBridge,
                $paymentMethod
            );

        /**
         * Payment paid successfully.
         *
         * Paid process has ended successfully
         */
        $this
            ->paymentEventDispatcher
            ->notifyPaymentOrderSuccess(
                $this->paymentBridge,
                $paymentMethod
            );

        return $this;
    }