{
  "provenance": "Author-created synthetic fixture; not AI output",
  "rows": [
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      "description": "Notebook",
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      "unit_usd": "19.95",
      "line_usd": "39.90",
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    {
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      "description": "Pen set",
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      "unit_usd": "8.50",
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    },
    {
      "sku": "000103",
      "description": "Desk lamp",
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      "unit_usd": "120.00",
      "line_usd": "120.00",
      "source_page": 1
    },
    {
      "sku": "000104",
      "description": "Cable clip pack",
      "quantity": 4,
      "unit_usd": "6.25",
      "line_usd": "25.00",
      "source_page": 2
    },
    {
      "sku": "000105",
      "description": "Document tray",
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      "unit_usd": "14.80",
      "line_usd": "29.60",
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    },
    {
      "sku": "000108",
      "description": "Label printer roll",
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      "unit_usd": "49.99",
      "line_usd": "49.99",
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  "subtotal": "289.99",
  "tax": "29.00",
  "total": "318.99"
}