{
    "activities": [
        {
            "id": "A0001",
            "title": "Vue.js 3.0 读书会",
            "description": "每周四晚上8点，我们一起学习Vue.js 3.0的新特性和最佳实践。",
            "start_time": "2024-04-18 20:00:00",
            "end_time": "2024-04-18 22:00:00",
            "location": "线上会议室",
            "max_participants": 20,
            "current_participants": 5,
            "organizer_id": "U0001",
            "organizer_name": "张三",
            "status": "upcoming",
            "is_public": true,
            "tags": [
                "Vue.js",
                "前端开发",
                "读书会"
            ],
            "requirements": "需要基本的JavaScript和Vue.js基础知识",
            "materials": [
                "Vue.js 3.0官方文档",
                "示例代码仓库"
            ],
            "created_at": "2024-04-10 10:00:00",
            "updated_at": "2024-04-10 10:00:00"
        }
    ]
}