curl --request GET \
  --url https://nudgen.net/api/v1/settings/brand \
  --header 'Authorization: Bearer <token>'

{
  "brandName": "<string>",
  "brandDescription": "<string>",
  "brandEmail": "jsmith@example.com",
  "websiteUrl": "<string>",
  "emailLanguage": "<string>",
  "logoUrl": "<string>",
  "brandDesignSystem": {},
  "brandDesignMarkdown": "<string>"
}