Refund payment
POST {{baseUrl}}/v1/payments/:paymentId/refunds
Note: The Advanced AR Settlement feature is in Limited Availability. This feature includes Unapplied Payments, Credit and Debit Memo, and Invoice Item Settlement. If you wish to have access to the feature, submit a request at Zuora Global Support. nnRefunds a full or partial unapplied payment to your customers. To refund applied payments, you must unapply the applied payments from the invoices or debit memos, and then refund the unapplied payments to customer