curl --request POST \
  --url https://api.sinancode.com/v1/generate/k/nano-banana \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "prompt": "A surreal painting of a giant banana floating in space, stars and galaxies in the background, vibrant colors, digital art",
  "image_size": "1:1",
  "output_format": "png"
}
'

{
  "task_id": "01234567-89ab-cdef-0123-456789abcdef"
}