curl --request GET \
  --url https://api.grailpay.com/3p/api/v1/refunds/{refund_uuid} \
  --header 'Authorization: Bearer <token>'

{
  "status": true,
  "message": "<string>",
  "data": {
    "transaction_uuid": "9c2af585-9fea-4c47-ac12-e00f42943cd8",
    "refund_uuid": "9c2b3589-160b-45a6-bbad-2694fdd8aeae",
    "amount": 10,
    "status": "REFUND_COMPLETE",
    "client_reference_id": "infiniRefundW@12",
    "payer_uuid": "4a9d2b92-55e6-4234-8732-a4296f73ee21",
    "payee_uuid": "7a70d56c-ee4d-43f1-9021-fc060fb4c460",
    "capture_delay_days": 2,
    "payout_delay_days": 5,
    "created_at": "2024-03-13T12:00:00Z",
    "updated_at": "2024-03-14T12:00:00Z",
    "failure_code": "R01",
    "failure_reason": "Insufficient Funds"
  },
  "errors": null,
  "error_code": null
}