diff --git a/README.md b/README.md
index eed7304..965967d 100644
--- a/README.md
+++ b/README.md
@@ -50,82 +50,82 @@ var iyzipay = new Iyzipay({
     uri: 'https://sandbox-api.iyzipay.com'
 });
 
-var paymentAuth = {
+var payment = {
     locale: Iyzipay.LOCALE.TR,
     conversationId: '123456789',
-    price: '1.0',
+    price: '1',
     paidPrice: '1.1',
     currency: Iyzipay.CURRENCY.TRY,
-    installment: 1,
-    paymentChannel: Iyzipay.PAYMENT_CHANNEL.WEB,
+    installment: '1',
     basketId: 'B67832',
     paymentGroup: Iyzipay.PAYMENT_GROUP.PRODUCT,
+    paymentChannel: Iyzipay.PAYMENT_CHANNEL.WEB,
     paymentCard: {
         cardHolderName: 'John Doe',
         cardNumber: '5528790000000008',
-        expireYear: '2030',
         expireMonth: '12',
+        expireYear: '2030',
         cvc: '123',
-        registerCard: 0
+        registerCard: '0'
     },
     buyer: {
         id: 'BY789',
         name: 'John',
         surname: 'Doe',
-        identityNumber: '74300864791',
-        email: 'email@email.com',
         gsmNumber: '+905350000000',
-        registrationDate: '2013-04-21 15:12:09',
+        email: 'email@email.com',
+        identityNumber: '74300864791',
         lastLoginDate: '2015-10-05 12:43:35',
-        registrationAddress: 'Address',
+        registrationDate: '2013-04-21 15:12:09',
+        registrationAddress: 'Nidakule Göztepe, Merdivenköy Mah. Bora Sok. No:1',
+        ip: '85.34.78.112',
         city: 'Istanbul',
         country: 'Turkey',
-        zipCode: '34732',
-        ip: '85.34.78.112'
+        zipCode: '34732'
     },
     shippingAddress: {
-        address: 'Address',
-        zipCode: '34742',
         contactName: 'Jane Doe',
         city: 'Istanbul',
-        country: 'Turkey'
+        country: 'Turkey',
+        address: 'Nidakule Göztepe, Merdivenköy Mah. Bora Sok. No:1',
+        zipCode: '34742'
     },
     billingAddress: {
-        address: 'Address',
-        zipCode: '34742',
         contactName: 'Jane Doe',
         city: 'Istanbul',
-        country: 'Turkey'
+        country: 'Turkey',
+        address: 'Nidakule Göztepe, Merdivenköy Mah. Bora Sok. No:1',
+        zipCode: '34742'
     },
     basketItems: [
         {
             id: 'BI101',
-            price: '0.3',
             name: 'Binocular',
             category1: 'Collectibles',
             category2: 'Accessories',
-            itemType: Iyzipay.BASKET_ITEM_TYPE.PHYSICAL
+            itemType: Iyzipay.BASKET_ITEM_TYPE.PHYSICAL,
+            price: '0.3'
         },
         {
             id: 'BI102',
-            price: '0.5',
             name: 'Game code',
             category1: 'Game',
             category2: 'Online Game Items',
-            itemType: Iyzipay.BASKET_ITEM_TYPE.VIRTUAL
+            itemType: Iyzipay.BASKET_ITEM_TYPE.VIRTUAL,
+            price: '0.5'
         },
         {
             id: 'BI103',
-            price: '0.2',
             name: 'Usb',
             category1: 'Electronics',
             category2: 'Usb / Cable',
-            itemType: Iyzipay.BASKET_ITEM_TYPE.PHYSICAL
+            itemType: Iyzipay.BASKET_ITEM_TYPE.PHYSICAL,
+            price: '0.2'
         }
     ]
 };
 
-iyzipay.payment.create(paymentAuth, function (err, result) {
+iyzipay.payment.create(payment, function (err, result) {
     console.log(err, result);
     done();
 });