productCategory(产品品类)

{
    "id": 0,
    "parentID": 0,
    "name": "string",
    "desc": "string",
    "headImg": "string",
    "isUpdateHeadImg": true,
    "idPath": [
        0
    ],
    "isLeaf": 0,
    "children": [
        {
            "id": 0,
            "parentID": 0,
            "name": "string",
            "desc": "string",
            "headImg": "string",
            "isUpdateHeadImg": true,
            "idPath": [
                0
            ],
            "isLeaf": 0,
            "children": []
        }
    ]
}