curl --request POST \
  --url https://api.example.com/api/v1/presets/{preset_id}/brand-assets \
  --header 'Content-Type: application/json' \
  --data '
{
  "brand_pdf_url": "<string>",
  "font_family": "<string>",
  "logo_base64": "<string>",
  "logo_content_type": "image/png",
  "logo_url": "<string>",
  "primary_color": "<string>",
  "secondary_color": "<string>",
  "tagline": "<string>"
}
'

{
  "detail": [
    {
      "loc": [
        "<string>"
      ],
      "msg": "<string>",
      "type": "<string>",
      "ctx": {},
      "input": "<unknown>"
    }
  ]
}