{
  "version": "1.8.1",
  "name": "test-subtree",
  "desc": "",
  "firstid": 1,
  "export": true,
  "group": [],
  "import": ["vars/declare-core.json"],
  "vars": [
    {
      "name": "test",
      "desc": "测试"
    }
  ],
  "root": {
    "id": "1",
    "name": "Sequence",
    "children": [
      {
        "id": "2",
        "name": "Log",
        "args": {
          "message": "hello"
        }
      }
    ]
  }
}