ItemParentModel

{
    "type": "PURCHASE_ORDER",
    "number": "string",
    "purchaseOrderNumber": "string",
    "purchaseOrderItem": "string",
    "item": "string",
    "year": 0,
    "month": 0,
    "additionalNumber": "string",
    "metadata": [
        {}
    ],
    "payment": {}
}