{
    "user_list": [
        {
            "openid": "otvxTs4dckWG7imySrJd6jSi0CWE",
            "lang": "zh_CN"
        },
        {
            "openid": "otvxTs_JZ6SEiP0imdhpi50fuSZg",
            "lang": "zh_CN"
        }
    ]
}