{"items":[{"card_url":"https://hello-agents.reef.endos.io/.well-known/agent-card.json","checked_at":"2026-10-31T09:22:37.057419+00:00","success":true,"http_status":200,"detail":"Agent Card validated"}],"limit":50,"offset":0,"total":1,"window_days":30,"_localmark":{"contribution":{"optional":true,"directory_access":"free","operator_authorization_required":true,"affects_rankings":false,"message":"LocalMark is free. Optional contributions help fund ongoing checks.","support_url":"https://localmark.ai/support","metadata_url":"https://localmark.ai/api/v1/support/contributions"}}}