Installment Management Service

Enable Installment plans for cardholders.

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API Overview
API Reference

• Getting Started
• Authentication Method
• Release Notes
• Error Codes
• API Reference
• Product Terms

Installment Management Service Authentication Method

X-pay Token

Some Visa Developer APIs require an API Key-Shared Secret Authentication, which Visa refers to as x-pay-token. To invoke an API using x-pay-token, you will need an API Key and a Shared Secret, which is provided via the link below.

Visit the X-pay Token Guide to learn more.