curl --request POST \
  --url https://vip.xmsmartlink.com/vidu/ent/v2/reference2video \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "model": "q2",
  "images": [
    "https://example.com/ref-1.png",
    "https://example.com/ref-2.png",
    "https://example.com/ref-3.png"
  ],
  "prompt": "Three friends walk through the snow.",
  "duration": "5",
  "aspect_ratio": "16:9",
  "resolution": "1080p",
  "bgm": false
}
'

{
  "task_id": "task_xxxxxxxxxxxxxxxx",
  "state": "created"
}