获取类目信息

请求数据样例

{
    "category_id":1001
}

回包数据样例

{
    "errcode":0,
    "errmsg":"get category list success",
    "parent_info":{
        "id":1001,
        "category_name":"女士服饰",
        "parent_id":0,
        "has_sub":0
    },
    "child_info_list":[
        {
            "id":1003,
            "category_name":"连衣裙",
            "parent_id":1001,
            "has_sub":0
        },
        {
            "id":1004,
            "category_name":"夹克和外套",
            "parent_id":1001,
            "has_sub":0
        }
    ]
}