DeptTreePublic(DeptTreePublic)

{
    "children": [
        {
            "children": [
                {
                    "children": [],
                    "id": "id string",
                    "level": 2,
                    "name": "string"
                }
            ],
            "id": "id string",
            "level": 1,
            "name": "string"
        },
        {
            "children": [],
            "id": "id string",
            "level": 1,
            "name": "string"
        }
    ],
    "id": "id string",
    "level": 0,
    "name": "string"
}