{
    "invoices": [
        {
            "ordinalNumber": 1,
            "invoiceNumber": "266",
            "referenceNumber": "20251127-EE-1870507000-F4367AAF39-8E",
            "invoiceHash": "ex+T+FKIJJH81XAzQnHtE2CzaBpkHjKEG5GkmcURDWw=",
            "invoicingDate": "2025-11-27T07:07:05.8630372+00:00",
            "status": {
                "code": 440,
                "description": "Duplikat faktury",
                "details": [
                    "Duplikat faktury. Faktura o numerze KSeF: 9552521552-20251126-01000054CA98-3E została już prawidłowo przesłana do systemu w sesji: 20251126-SO-4C65114000-8008C5CA92-88"
                ]
            }
        }
    ]
}