curl --request GET \
  --url https://agenticadvertising.org/api/registry/agents/{encodedUrl}/badge/{role}/embed

{
  "agent_url": "<string>",
  "role": "<string>",
  "badge_svg_url": "<string>",
  "registry_url": "<string>",
  "html": "<string>",
  "markdown": "<string>"
}