Refund notification

{
  "id": "54ba1fdb-7e4e-402b-aebb-66f9d5345cf8",
  "created_at": "2023-10-10T00:00:00Z",
  "event_type": "refund.processing",
  "refund": {
    "id": "54ba1fdb-7e4e-402b-aebb-66f9d5345cf8",
    "amount": 1000,
    "currency_code": "EUR",
    "created_at": "2023-10-10T00:00:00Z",
    "payment_id": "cdc60e91-1d1a-4641-8ada-84bdbbe189f5",
    "reference": "Refund order #12345",
    "status": "processing"
  }
}