nfe.DuplicataModel(DuplicataModel)

{
    "createdAt": {
        "seconds": -9007199254740991,
        "nanos": -2147483648
    },
    "updatedAt": {
        "seconds": -9007199254740991,
        "nanos": -2147483648
    },
    "userId": "string",
    "userName": "string",
    "id": "string",
    "numero": "string",
    "valor": 0,
    "vencimento": {
        "seconds": -9007199254740991,
        "nanos": -2147483648
    },
    "contaPagarId": "string"
}