curl --request POST \
  --url https://dev-api.auxvault.net/api/v1/public/refund \
  --header 'Authorization: <api-key>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "TransactionId": "<string>",
  "Amount": 123,
  "Reason": "<string>"
}
'

{
  "status": "success",
  "status_code": 100,
  "message": "Transaction Refunded Successfully",
  "data": {
    "TransactionId": "d0snjfv0i479rlkc66v0"
  }
}