Added order_place_redirect_url to SelectedPaymentMethod and OrderPaymentMethod result

app/code/Magento/QuoteGraphQl/Model/Resolver/SelectedPaymentMethod.php

@@ -43,6 +43,7 @@ public function resolve(Field $field, $context, ResolveInfo $info, ?array $value
         return [
             'code' => $payment->getMethod() ?? '',
             'title' => $methodTitle,
+            'order_place_redirect_url' => $payment->getOrderPlaceRedirectUrl(),
             'purchase_order_number' => $payment->getPoNumber(),
         ];
     }

app/code/Magento/QuoteGraphQl/etc/schema.graphqls

@@ -367,6 +367,7 @@ type AvailablePaymentMethod @doc(description: "Describes a payment method that t
 type SelectedPaymentMethod @doc(description: "Describes the payment method the shopper selected.") {
     code: String! @doc(description: "The payment method code.")
     title: String! @doc(description: "The payment method title.")
+    order_place_redirect_url: String @doc(description: "Checkout order place redirect URL")
     purchase_order_number: String @doc(description: "The purchase order number.")
 }
 

app/code/Magento/SalesGraphQl/Model/Resolver/Order/OrderPayments/QuoteOrderPlaceRedirectUrl.php

@@ -0,0 +1,52 @@
+<?php
+/**
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+declare(strict_types=1);
+
+namespace Magento\SalesGraphQl\Model\Resolver\Order\OrderPayments;
+
+use Magento\Sales\Api\Data\OrderInterface;
+use Magento\Quote\Model\QuoteRepository;
+use Magento\Quote\Model\Quote;
+
+/**
+ * @inheritdoc
+ */
+class QuoteOrderPlaceRedirectUrl implements ResolverInterface
+{
+    /**
+     * @param QuoteRepository $quoteRepository
+     */
+    public function __construct(
+        private readonly QuoteRepository $quoteRepository,
+    ) {
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function resolve(Field $field, $context, ResolveInfo $info, array $value = null, array $args = null)
+    {
+        if (!isset($value['model']) || !($value['model'] instanceof OrderInterface)) {
+            throw new LocalizedException(__('"model" value should be specified'));
+        }
+        /** @var OrderInterface $order */
+        $order = $value['model'];
+
+        if (!$order->getQuoteId()) {
+            return;
+        }
+
+        /** @var ?Quote $quote */
+        $quote = $this->quoteRepository->get($order->getQuoteId())
+
+        if (!$quote) {
+            return;
+        }
+
+        return $quote->getPayment()->getOrderPlaceRedirectUrl();
+    }
+}
+

app/code/Magento/SalesGraphQl/etc/schema.graphqls

@@ -250,6 +250,7 @@ type ShipmentTracking @doc(description: "Contains order shipment tracking detail
 type OrderPaymentMethod @doc(description: "Contains details about the payment method used to pay for the order.") {
     name: String! @doc(description: "The label that describes the payment method.")
     type: String! @doc(description: "The payment method code that indicates how the order was paid for.")
+    order_place_redirect_url: String @doc(description: "Checkout order place redirect URL") @resolver(class: "Magento\\SalesGraphQl\\Model\\Resolver\\Order\\OrderPayments\\QuoteOrderPlaceRedirectUrl")
     additional_data: [KeyValue] @doc(description:  "Additional data per payment method type.")
 }