查询设备某天的空间占用量的返回结果

{
    "code": 200,
    "msg": "ok",
    "data": {
        "1702D8OBYWWQ": {
            "img_file_count": 300,
            "img_file_size": 10,
            "data_file_count": 10,
            "data_file_size": 10,
            "total_file_size": 10,
            "play_realtime_duration": 10,
            "play_realtime_data_bytes": 10,
            "play_realtime_times": 10,
            "total_realtime_duration": 10
        }
    }
}