{
  "metadata": {
    "case_type": "synthetic teaching case / 纯教学构造",
    "organization": "北辰设备服务中心（虚构）",
    "contains_real_personal_information": false,
    "note": "For learning and hypothesis formation only. Not evidence of real-world outcomes. / 仅用于学习与建立假设，不代表真实业务结果。"
  },
  "records": [
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      "id": "E-003",
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      "id": "E-004",
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      "id": "E-006",
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      "rework": false,
      "on_time": true,
      "gap": "none"
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      "id": "E-009",
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      "rework": true,
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      "rework": true,
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      "on_time": true,
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      "rework": false,
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      "gap": "missing_photo"
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      "id": "E-016",
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      "rework": false,
      "on_time": true,
      "gap": "cross_region_reference"
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      "on_time": true,
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      "id": "E-019",
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      "on_time": true,
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      "id": "E-020",
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      "on_time": true,
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}