curl --request POST \
  --url https://api.highwayapi.ai/v3/async/pixverse-pixverse-c1-reference-to-video \
  --header 'Authorization: <authorization>' \
  --header 'Content-Type: <content-type>' \
  --data '
{
  "images": [
    {
      "type": "<string>",
      "ref_name": "<string>",
      "image_url": "<string>"
    }
  ],
  "prompt": "<string>",
  "duration": 123,
  "resolution": "<string>",
  "aspect_ratio": "<string>",
  "generate_audio_switch": true
}
'

{
  "task_id": "<string>"
}