{
  "receipt-a-printshop.png": {
    "merchant": "HARBOR PRINT & COPY",
    "date": "2026-10-28",
    "date_printed": "2026-10-28 14:05",
    "currency_hint_test": "USD",
    "subtotal": 75.35,
    "tax": 6.4,
    "total": 81.75,
    "payment_method": "Card **** 4417",
    "receipt_number": "HP-2026-10284",
    "items": [
      [
        "A4 copy paper 500sh x3",
        44.85
      ],
      [
        "Laminating pouches 100pk",
        18.5
      ],
      [
        "B&W prints 120pg",
        12.0
      ]
    ],
    "arithmetic": "75.35 items-sum; 75.35+6.40=81.75 (all exact at 2dp)"
  },
  "receipt-b-stationery.png": {
    "merchant": "青云文具批发部",
    "date": "2026-11-02",
    "date_printed": "2026-11-02 10:22",
    "currency_hint_test": "CNY",
    "subtotal": null,
    "tax": null,
    "total": 105.3,
    "payment_method": "现金（已清）",
    "receipt_number": "QX-261102-073",
    "items": [
      [
        "档案盒 A4 背宽5cm ×10",
        35.0
      ],
      [
        "签字笔 0.5 黑 ×20",
        24.0
      ],
      [
        "牛皮纸 A4 100张 ×5",
        27.5
      ],
      [
        "计算器 DS-12B ×1",
        18.8
      ]
    ],
    "arithmetic": "35.00+24.00+27.50+18.80=105.30 items-sum equals printed total (no subtotal/tax printed)"
  }
}