curl --request POST \
  --url https://api.example.com/v1/images/generations \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "model": "z-image-turbo",
  "prompt": "a red apple on a wooden table",
  "size": "1024x1024",
  "response_format": "url"
}
'