AI Invoice Line Item Data Extraction

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    "data": {
      "initialData": {
        "document_text": "INVOICE #INV-2026-04-1183\nFrom: Crestline Supply Co.\nTo: Helix Robotics, Inc.\nDate: 2026-04-22\nDue: 2026-05-22\n\nLine items:\n  1. M3x10 socket head cap screws — qty 500 — $0.18 ea — $90.00\n  2. Linear rail SBR16-1000 (anodized) — qty 4 — $42.50 ea — $170.00\n  3. NEMA 17 stepper motor 1.7A — qty 12 — $14.75 ea — $177.00\n\nSubtotal: $437.00\nShipping: $24.50\nTax (8.25%): $36.05\nTotal: $497.55"
      }
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