Add/Update Card to Existing Payment Schedule

Purpose: Use a Redirect call to add or update a card for an existing payment schedule.

Requests

The Payment Schedule API Reference outlines the required and optional parameters needed for your request. The minimum required information in your request includes the merchants Terminal ID ( TERMID) and Password (PASS), the type of transaction (W for web-redirect), the action(STARTSESSION), the unique identifier for the schedule that you are modifying (SCHEDID), and the Customer Name (CUSTNAME) and Customer Email Address (CUSTEMAIL).

To process a scheduled payment while obtaining updated card data, include the Reference Number (REFNUM) of the payment you intend to process immediately.

Continue with GetResult and Ack calls as outlined in the Redirect Payments guide.