{
  "large_dataset": {
    "metadata": {
      "version": "1.0",
      "created_date": "2024-01-01",
      "total_records": 10000,
      "data_description": "大型测试数据集用于增加应用包体积"
    },
    "users": [
      {
        "id": 1,
        "username": "user_00001",
        "email": "user00001@example.com",
        "profile": {
          "first_name": "张",
          "last_name": "三",
          "age": 28,
          "location": "北京市朝阳区",
          "bio": "软件工程师，热爱技术分享和开源项目贡献。专注于前端开发和用户体验优化。",
          "avatar_url": "https://example.com/avatars/user_00001.jpg",
          "preferences": {
            "theme": "dark",
            "language": "zh-CN",
            "notifications": true,
            "privacy_level": "public"
          }
        },
        "activity_stats": {
          "login_count": 156,
          "last_login": "2024-01-15T14:30:22Z",
          "projects_created": 3,
          "contributions": 47,
          "followers": 128,
          "following": 67
        }
      }
    ],
    "system_logs": [
      {
        "timestamp": "2024-01-15T10:30:15.123Z",
        "level": "INFO",
        "service": "user-service",
        "message": "用户 user_00001 成功登录系统",
        "details": {
          "ip_address": "192.168.1.100",
          "user_agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36",
          "session_id": "sess_a1b2c3d4e5f6",
          "device_info": {
            "platform": "web",
            "browser": "Chrome",
            "version": "120.0.0.0"
          }
        }
      }
    ],
    "configuration": {
      "app_settings": {
        "max_connections": 1000,
        "timeout_ms": 30000,
        "retry_attempts": 3,
        "cache_enabled": true,
        "compression_level": 6
      },
      "feature_flags": {
        "new_ui_enabled": true,
        "analytics_enabled": true,
        "beta_features": false,
        "performance_monitoring": true
      },
      "api_endpoints": [
        {
          "name": "user_service",
          "url": "https://api.example.com/v1/users",
          "timeout": 5000,
          "retries": 3,
          "auth_required": true
        },
        {
          "name": "data_service",
          "url": "https://api.example.com/v1/data",
          "timeout": 10000,
          "retries": 2,
          "auth_required": true
        },
        {
          "name": "notification_service",
          "url": "https://api.example.com/v1/notifications",
          "timeout": 3000,
          "retries": 5,
          "auth_required": false
        }
      ]
    }
  }
}