Stop retrying refund for this payment. If the customer still needs money back, handle it outside this refund operation (support or a new business process).
{ "type": "https://docs.guile.app/problems/refundWindowExpired", "title": "Refund Window Expired", "status": 422, "detail": "The refund window for this payment has closed. Guile will not create a refund; no money is returned from this call."}
