{
  "schema_version": 1,
  "kind": "table",
  "data_kind": "synthetic-demo",
  "source": "组件演示，不代表实测结果",
  "columns": ["方案", "耗时／秒", "状态"],
  "rows": [["方案甲", 24, "完成"], ["方案乙", 18, "完成"], ["方案丙", 12, "待复核"]],
  "numeric_columns": [1]
}