ProductsGroup

{
    "key": "string",
    "label": "string",
    "period": {
        "start": "2019-08-24",
        "end": "2019-08-24"
    },
    "id": 0,
    "product_code": "string",
    "supplier_name": "string",
    "has_transactions": true,
    "subtotals": {
        "quantity": 0,
        "discount": 0,
        "tax": 0,
        "total": 0,
        "unit_price": 0
    },
    "items": [
        {
            "quantity": 0,
            "discount": 0,
            "tax": 0,
            "total": 0,
            "unit_price": 0,
            "id": 0,
            "product_id": 0,
            "name": "string",
            "description": "string",
            "product_code": "string",
            "supplier_name": "string",
            "date": "2019-08-24",
            "document": {
                "type": "string",
                "id": 0,
                "number": "string"
            },
            "client": {
                "id": 0,
                "name": "string",
                "number": "string"
            },
            "staff": {
                "id": 0,
                "name": "string"
            }
        }
    ]
}