{
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    "currency": "CAD",
    "timezone": "America/Toronto"
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      "origin": {
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        "region": "Zhejiang",
        "garden": "Shanlin Cooperative",
        "elevation_m": 620
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      "harvest": {
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        "season": "spring",
        "leaf_grade": "one_bud_two_leaves"
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      "drum_temperature_c": 118,
      "target_duration_seconds": 540,
      "airflow_percent": 42,
      "stages": [
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          "temperature_c": 105
        },
        {
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          "temperature_c": 118
        },
        {
          "name": "finish",
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          "temperature_c": 112
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    "quantities": {
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      "roasted_leaf_kg": 5.94,
      "moisture_loss_percent": 8.62,
      "packages": [
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          "size_g": 50,
          "quantity": 70
        },
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          "size_g": 100,
          "quantity": 24
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    "quality_control": {
      "approved": true,
      "cupping_score": 87.5,
      "tasting_notes": [
        "toasted chestnut",
        "sweet grass",
        "orchid",
        "clean mineral finish"
      ],
      "measurements": {
        "final_moisture_percent": 3.8,
        "water_activity": 0.42
      },
      "reviewed_by": {
        "employee_id": "EMP-014",
        "name": "Maya Chen"
      }
    },
    "timestamps": {
      "started_at": "2026-07-16T09:14:22-04:00",
      "roast_completed_at": "2026-07-16T09:23:31-04:00",
      "cooling_expected_at": "2026-07-16T09:41:00-04:00"
    }
  },
  "equipment": {
    "roaster_id": "RST-02",
    "model": "Kinsen Artisan 8",
    "capacity_kg": 8,
    "maintenance": {
      "last_serviced_on": "2026-06-28",
      "next_service_due_on": "2026-09-28",
      "alerts": []
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  },
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    "batch": "/api/v1/batches/BT-2026-0716-03",
    "profile": "/api/v1/roast-profiles/RP-GRN-014",
    "inventory": "/api/v1/inventory/lots/LOT-ZJ-2604"
  }
}