curl --request POST \
  --url https://api.crun.ai/api/v1/client/job/CreateTask \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '
{
  "model": "happyhorse-1-0-i2v",
  "callback_url": "https://your-domain.com/api/callback",
  "input": {
    "prompt": "让马自然奔跑起来，镜头平滑跟随。",
    "img_urls": [
      "https://example.com/first-frame.jpg"
    ],
    "resolution": "720P",
    "region": "global",
    "duration": 5
  }
}
'

{
  "code": 200,
  "message": "success",
  "data": {
    "task_id": "task_12345678"
  }
}