DocumentSectionOutput(DocumentSectionOutput)

{
    "description": "Cooling system service.",
    "line_items": [
        {
            "description": "Replacement R-410A refrigerant cylinder.",
            "discount": 10,
            "discounted_amount": 220.5,
            "inv_type": "PART",
            "is_labour": false,
            "item_code": {
                "code": "REF-410A",
                "external_id": "ITEM-1001",
                "id": "501",
                "name": "R-410A Refrigerant"
            },
            "purchase_price": 95,
            "qty": 2,
            "sales_price": 120.5,
            "tax": "GST",
            "tax_amount": 22.05,
            "total_ex_tax": 220.5,
            "total_inc_tax": 242.55
        }
    ]
}