curl --request POST \
  --url https://vip.xmsmartlink.com/v1/video/generations \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "model": "wan2.7-t2v",
  "prompt": "一段紧张刺激的侦探追查故事，展现电影级叙事能力。",
  "size": "720P",
  "duration": 15,
  "metadata": {
    "ratio": "16:9",
    "prompt_extend": true,
    "watermark": false
  }
}
'

{
  "id": "task_abc123xyz",
  "task_id": "task_abc123xyz",
  "model": "wan2.7-i2v",
  "status": "queued",
  "progress": 0,
  "created_at": 1712832000,
  "object": "video"
}