完整示例代码分享：

{
    "reason":"操作成功",
    "result":{
        "res":[
            {
                "nID":null,
                "index":null,
                "desc":"登记编号",
                "content":"2"
            },
            {
                "nID":null,
                "index":null,
                "desc":"机动车所有人\/身份证名称\/号码",
                "content":""
            },
            {
                "nID":null,
                "index":null,
                "desc":"登记机关",
                "content":""
            },
            {
                "nID":null,
                "index":null,
                "desc":"登记日期",
                "content":"2"
            },
            {
                "nID":null,
                "index":null,
                "desc":"机动车登记编号",
                "content":""
            },
            {
                "nID":null,
                "index":null,
                "desc":"车辆类型",
                "content":""
            },
            {
                "nID":null,
                "index":null,
                "desc":"车辆品牌",
                "content":""
            },
            {
                "nID":null,
                "index":null,
                "desc":"车辆型号",
                "content":""
            },
            {
                "nID":null,
                "index":null,
                "desc":"车身颜色",
                "content":""
            },
            {
                "nID":null,
                "index":null,
                "desc":"车辆识别代号\/车架号",
                "content":"高m"
            },
            {
                "nID":null,
                "index":null,
                "desc":"国产\/进口",
                "content":"国产"
            },
            {
                "nID":null,
                "index":null,
                "desc":"发动机号",
                "content":""
            },
            {
                "nID":null,
                "index":null,
                "desc":"发动机型号",
                "content":""
            },
            {
                "nID":null,
                "index":null,
                "desc":"燃料种类",
                "content":"汽油"
            },
            {
                "nID":null,
                "index":null,
                "desc":"排量\/功率",
                "content":""
            },
            {
                "nID":null,
                "index":null,
                "desc":"制造厂名称",
                "content":""
            },
            {
                "nID":null,
                "index":null,
                "desc":"转向形式",
                "content":"方向盘"
            },
            {
                "nID":null,
                "index":null,
                "desc":"轮距",
                "content":"mm"
            },
            {
                "nID":null,
                "index":null,
                "desc":"轮胎数",
                "content":""
            },
            {
                "nID":null,
                "index":null,
                "desc":"轮胎规格",
                "content":"k"
            },
            {
                "nID":null,
                "index":null,
                "desc":"钢板弹簧片数",
                "content":""
            },
            {
                "nID":null,
                "index":null,
                "desc":"轴距",
                "content":"mm"
            },
            {
                "nID":null,
                "index":null,
                "desc":"轴数",
                "content":""
            },
            {
                "nID":null,
                "index":null,
                "desc":"外廓尺寸",
                "content":"mm"
            },
            {
                "nID":null,
                "index":null,
                "desc":"货厢内部尺寸",
                "content":"mm"
            },
            {
                "nID":null,
                "index":null,
                "desc":"总质量",
                "content":"kg"
            },
            {
                "nID":null,
                "index":null,
                "desc":"核定载质量",
                "content":"kg"
            },
            {
                "nID":null,
                "index":null,
                "desc":"核定载客",
                "content":"人"
            },
            {
                "nID":null,
                "index":null,
                "desc":"准牵引总质量",
                "content":"kg"
            },
            {
                "nID":null,
                "index":null,
                "desc":"驾驶室载客",
                "content":"人"
            },
            {
                "nID":null,
                "index":null,
                "desc":"使用性质",
                "content":"非营运"
            },
            {
                "nID":null,
                "index":null,
                "desc":"车辆获得方式",
                "content":""
            },
            {
                "nID":null,
                "index":null,
                "desc":"车辆出厂日期",
                "content":""
            },
            {
                "nID":null,
                "index":null,
                "desc":"发证机关章",
                "content":""
            },
            {
                "nID":null,
                "index":null,
                "desc":"发证日期",
                "content":""
            }
        ],
        "orderid":"JH709122051114105062820878"
    },
    "error_code":0
}