{
  "schema_version": 1,
  "data_kind": "synthetic-demo",
  "unit": "项",
  "source": "组件演示",
  "type": "column",
  "title": "分组数量比较",
  "categories": [
    "甲组",
    "乙组",
    "丙组"
  ],
  "series": [
    {
      "id": "before",
      "name": "调整前",
      "values": [
        18,
        25,
        22
      ]
    },
    {
      "id": "after",
      "name": "调整后",
      "values": [
        24,
        32,
        28
      ]
    }
  ]
}