Adding service reference not updating web configuration
The Visa Checkout APIs require an API Key and a Shared Secret for authentication (sometimes referred to as an “x-pay-token” header).
Test credentials can be obtained online in the Project Console for sandbox testing.
The following infographic, illustrates the main steps for getting started with Visa Checkout.
When the consumer finishes and the lightbox closes (or an error occurs), Visa Checkout will send your page a payment event that includes status information and a call ID that you can use to identify the payment request.Whether at home or on the go, Visa Checkout works across multiple devices so online shopping stays easy.Visa Checkout enables shoppers to choose their preferred payment method across multiple retailers with a click of a button.Typically, you specify the HTML version in the DOCTYPE declaration for version 4.x as follows: Visa Checkout provides a single sign-in service to pay for online shopping purchases.After a simple setup, Visa Checkout users can skip entering their payment and shipping information for their orders.