{"items":[{"card_url":"https://macro-surprise.hergertsynthora.com/.well-known/agent-card.json","checked_at":"2026-10-10T20:22:59.494760+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},{"card_url":"https://macro-surprise.hergertsynthora.com/.well-known/agent-card.json","checked_at":"2026-10-10T18:05:37.098004+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},{"card_url":"https://macro-surprise.hergertsynthora.com/.well-known/agent-card.json","checked_at":"2026-10-10T15:33:22.056391+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},{"card_url":"https://macro-surprise.hergertsynthora.com/.well-known/agent-card.json","checked_at":"2026-10-10T12:48:21.284376+00:00","success":true,"http_status":200,"detail":"Agent Card validated"}],"limit":50,"offset":0,"total":4,"window_days":30}