{
  "invoice": "INV-2026-0043",
  "taxRate": 8.25,
  "items": [
    { "name": "Laptop Pro 14", "qty": 4, "price": 1899 },
    { "name": "27-inch monitor", "qty": 4, "price": 349 },
    { "name": "USB-C dock", "qty": 4, "price": 189 },
    { "name": "Wireless keyboard", "qty": 4, "price": 79 }
  ]
}