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

{
  "agent_url": "<string>",
  "verified": true,
  "badges": [
    {
      "adcp_version": "<string>",
      "verified_at": "<string>",
      "verified_specialisms": [],
      "verification_modes": [],
      "verified_protocol_version": "<string>",
      "badge_url": "<string>"
    }
  ],
  "registry_url": "<string>"
}