// 用户平台API账号(非登录账号,示例:N1234567)
    public static String account = "";
    // 用户平台API密码(非登录密码)
    public static String password = "";
    
    public static void main(String[] args) throws UnsupportedEncodingException {
        //请求地址请登录253云通讯自助通平台查看或者询问您的商务负责人获取
        String smsSingleRequestServerUrl = "https://xxx/msg/send/json";
        //短信内容
        String msg = "【253云通讯】你好,你的验证码是123456";
        //手机号码（群发手机号码之间使用英文逗号隔开）
        String phone = "159********";
        //状态报告
        String report= "true";

        SmsSendRequest smsSingleRequest = new SmsSendRequest(account, password, msg, phone,report);

        String requestJson = JSON.toJSONString(smsSingleRequest);

        System.out.println("before request string is: " + requestJson);

        String response = ChuangLanSmsUtil.sendSmsByPost(smsSingleRequestServerUrl, requestJson);

        System.out.println("response after request result is :" + response);

        SmsSendResponse smsSingleResponse = JSON.parseObject(response, SmsSendResponse.class);

        System.out.println("response  toString is :" + smsSingleResponse);
    }