curl --request POST \
  --url https://api.jiekou.ai/v3/async/grok-imagine-video-i2v \
  --header 'Authorization: <authorization>' \
  --header 'Content-Type: <content-type>' \
  --data '
{
  "image": "<string>",
  "prompt": "<string>",
  "duration": 123,
  "resolution": "<string>"
}
'

{
  "task_id": "<string>"
}