curl --request GET \
  --url https://www.anyfast.com.cn/v1/video/generations/{task_id} \
  --header 'Authorization: Bearer <token>'

{
  "code": "success",
  "message": "",
  "data": {
    "task_id": "asyntask_jwgfhsG0m2aDjLmiiELRf74eoWmss6ya",
    "action": "generate",
    "status": "SUCCESS",
    "result_url": "https://dashscope-a717.oss-accelerate.aliyuncs.com/.../xxx_refiner.mp4?Expires=...",
    "fail_reason": "https://dashscope-a717.oss-accelerate.aliyuncs.com/.../xxx_refiner.mp4?Expires=...",
    "submit_time": 1777343862,
    "start_time": 1777343866,
    "finish_time": 1777343961,
    "progress": "100%",
    "request_id": "20260428023742441081000FMrSbjcs",
    "data": {
      "output": {
        "task_id": "e45a6a1b-6f05-43e5-ab06-ddfdc97587a7",
        "task_status": "SUCCEEDED",
        "video_url": "https://dashscope-a717.oss-accelerate.aliyuncs.com/.../xxx_refiner.mp4?Expires=...",
        "orig_prompt": "一只猫在草地上奔跑",
        "submit_time": "2026-04-28 10:37:42.625",
        "scheduled_time": "2026-04-28 10:37:42.652",
        "end_time": "2026-04-28 10:39:04.185"
      },
      "request_id": "53121cad-c008-9b96-af1d-4289a4fc714b",
      "usage": {
        "SR": 720,
        "duration": 5,
        "input_video_duration": 0,
        "output_video_duration": 5,
        "ratio": "16:9",
        "video_count": 1
      }
    }
  }
}