获取元数据列表

{
    "code": 0,
    "data": {
        "list": [
            {
                "key": "banner",
                "value": "投稿前请阅读投稿规则！"
            },
            {
                "key": "popup_announcement",
                "value": "欢迎使用 Campux！"
            },
            {
                "key": "post_rules",
                "value": "[\n\t\t\t\"投稿规则是数组\",\n\t\t\t\"每个元素是一个字符串\"\n\t\t]"
            },
            {
                "key": "services",
                "value": "[\n\t\t\t{\n\t\t\t\t\"name\": \"服务名称\",\n\t\t\t\t\"description\": \"服务也是数组形式，会显示在服务tab\",\n\t\t\t\t\"link\": \"https://url.to.service\",\n\t\t\t\t\"toast\": \"点击时的提示\",\n\t\t\t\t\"emoji\": \"🗺️\"\n\t\t\t}\n\t\t]"
            },
            {
                "key": "brand",
                "value": "Campux 这个是你的墙的名称"
            },
            {
                "key": "beianhao",
                "value": "桂ICP备1145141919号-1"
            }
        ]
    },
    "msg": "ok"
}