查询：任务结果

{
    "request_id": "99243b47-ec5f-9413-9993-xxxxxx",
    "output": {
        "task_id": "4673458e-28be-4a05-bf2a-xxxxxx",
        "task_status": "SUCCEEDED",
        "submit_time": "2026-04-20 17:55:17.075",
        "scheduled_time": "2026-04-20 17:55:17.129",
        "end_time": "2026-04-20 17:56:36.658",
        "orig_prompt": "一座由硬纸板和瓶盖搭建的微型城市，在夜晚焕发出生机。一列硬纸板火车缓缓驶过，小灯点缀其间，照亮前路。",
        "video_url": "https://dashscope-result.oss-cn-beijing.aliyuncs.com/xxx.mp4?Expires=xxx"
    },
    "usage": {
        "duration": 5,
        "input_video_duration": 0,
        "output_video_duration": 5,
        "video_count": 1,
        "SR": 720,
        "ratio": "16:9"
    }
}