curl --request POST \
  --url https://api.kie.ai/api/v1/modify/generate \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "prompt": "一个夜晚的未来主义城市景观，高耸的玻璃尖塔伸向繁星满天的天空",
  "videoUrl": "https://example.com/input-video.mp4",
  "callBackUrl": "https://your-callback-url.com/luma-callback",
  "watermark": "your-watermark-id"
}'

{
  "code": 200,
  "msg": "success",
  "data": {
    "taskId": "774d9a7dd608a0e49293903095e45a4c"
  }
}