diff --git a/samples/payment/InitThreeDsPreauthPayment.js b/samples/payment/InitThreeDsPreauthPayment.js
new file mode 100644
index 0000000..05fbe93
--- /dev/null
+++ b/samples/payment/InitThreeDsPreauthPayment.js
@@ -0,0 +1,48 @@
+const Craftgate = require('@craftgate/craftgate');
+
+const craftgate = new Craftgate.Client({
+  apiKey: 'sandbox-YEhueLgomBjqsnvBlWVVuFsVhlvJlMHE',
+  secretKey: 'sandbox-tBdcdKVGmGupzfaWcULcwDLMoglZZvTz',
+  baseUrl: 'https://sandbox-api.craftgate.io'
+});
+
+const request = {
+  price: 100.0,
+  paidPrice: 100.0,
+  walletPrice: 0.0,
+  installment: 1,
+  conversationId: '456d1297-908e-4bd6-a13b-4be31a6e47d5',
+  currency: Craftgate.Model.Currency.TRY,
+  paymentGroup: Craftgate.Model.PaymentGroup.ListingOrSubscription,
+  callbackUrl: 'https://www.your-website.com/craftgate-3DSecure-callback',
+  paymentPhase: Craftgate.Model.PaymentPhase.PreAuth,
+  
+  card: {
+    cardHolderName: 'Haluk Demir',
+    cardNumber: '5258640000000001',
+    expireYear: '2044',
+    expireMonth: '07',
+    cvc: '000'
+  },
+  items: [
+    {
+      name: 'Item 1',
+      price: 30.0,
+      externalId: '123d1297-839e-4bd6-a13b-4be31a6e12a8'
+    },
+    {
+      name: 'Item 2',
+      price: 50.0,
+      externalId: '789d1297-839e-4bd6-a13b-4be31a6e13f7'
+    },
+    {
+      name: 'Item 3',
+      price: 20.0,
+      externalId: '3a1d1297-839e-4bd6-a13b-4be31a6e18e6'
+    }
+  ]
+};
+
+craftgate.payment().init3DSPayment(request)
+  .then(result => console.info('Init 3ds payment successful', result))
+  .catch(err => console.error('Failed to init 3ds payment', err));