RODCAR - Erro no envio FBBUDGET

{
    "Login": {
        "Empresa": "01",
        "Filial": "01"
    },
    "Content": {
        "Models": [{
            "OrderNumber": 155,
            "Operation": "I",
            "OrderType": "O",
            "BudgetNumber": "",
            "ClientID": "017668",
            "ClientStore": "0001",
            "ClientEmail": "vendasmc2@outlook.com;contato@mc2balcoes.com.br",
            "ContactId": "",
            "IntelipostId": null,
            "PriceTableID": "010",
            "ShippingType": "C",
            "CarrierId": "063160",
            "ClientTypeId": "R",
            "CarrierOutId": "",
            "MessageToInvoice": "",
            "Message": "",
            "SellerId": null,
            "PaymentId": "507",
            "Freight": 0.0,
            "CalculatedFreight": 0.0,
            "Discount": 0.0,
            "InvoiceClientId": "",
            "InvoiceClientStore": "",
            "DeliveryClientId": "",
            "DeliveryClientStore": "",
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                    "FIELD": "C5_X_PREP",
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                }, {
                    "FIELD": "C5_X_CONST",
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                }, {
                    "FIELD": "C5_OBSNF7",
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                }, {
                    "FIELD": "C5_PEDCLI",
                    "VALUE": "",
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                    "HIDDEN": false
                }, {
                    "FIELD": "C5__OBSFIN",
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                    "TYPE": 2,
                    "HIDDEN": false
                }, {
                    "FIELD": "C5_DTENTR",
                    "VALUE": "2020-02-06T18:53:35.402Z",
                    "TYPE": 4,
                    "HIDDEN": false
                }, {
                    "FIELD": "C5_X_REFOR",
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                    "TYPE": 5,
                    "HIDDEN": false
                }, {
                    "FIELD": "C5_OBS1",
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                    "TYPE": 6,
                    "HIDDEN": false
                }, {
                    "FIELD": "C5_OBS2",
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                    "HIDDEN": false
                }, {
                    "FIELD": "C5_OBS3",
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            },
            "OrderItems": [{
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                "Quantity": 150.0,
                "Price": 7.62,
                "PriceFromTable": 27.47,
                "Discount": 72.26,
                "Total": 1143.00,
                "ShippingPrice": 0.0,
                "WareHouseId": "",
                "ItemID": null,
                "Operation": "01",
                "IsAccessory": false,
                "AccessoryByProductId": "",
                "PurchaseOrder": null,
                "PurchaseOrderItem": null,
                "Index": "1",
                "Deleted": false,
                "CustomFields": null
            }, {
                "ProductId": "111605",
                "Quantity": 6.0,
                "Price": 35.34,
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                "ShippingPrice": 0.0,
                "WareHouseId": "",
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        }]
    }
}