TreeAreaDto

{
    "id": 0,
    "code": "string",
    "name": "string",
    "level": 0,
    "exist": false,
    "delFlag": 0,
    "children": [
        {
            "id": 0,
            "code": "string",
            "name": "string",
            "level": 0,
            "exist": false,
            "delFlag": 0,
            "children": []
        }
    ]
}