https://docs.payments.service.gov.uk/api_reference/refund_payment_reference/
Refund a payment API reference - Pay technical documentation
refund a paymentapi referencetechnicaldocumentation
https://docs.payments.service.gov.uk/refunding_payments/
Refund a payment - Pay technical documentation
refund a paymenttechnicaldocumentation
https://developer.squareup.com/docs/payments-api/collect-fees/payment-with-app-fee-refund?preview=true
Refund a Payment with an Application Fee
Learn about refunding payments that include application fees using the Refunds API.
refund a paymentwith anapplicationfee