{"items":[{"card_url":"https://prediction-markets.hergertsynthora.com/.well-known/agent-card.json","checked_at":"2026-10-10T20:23:54.821108+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},{"card_url":"https://prediction-markets.hergertsynthora.com/.well-known/agent-card.json","checked_at":"2026-10-10T18:06:32.143657+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},{"card_url":"https://prediction-markets.hergertsynthora.com/.well-known/agent-card.json","checked_at":"2026-10-10T15:49:17.048253+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},{"card_url":"https://prediction-markets.hergertsynthora.com/.well-known/agent-card.json","checked_at":"2026-10-10T13:01:17.071610+00:00","success":true,"http_status":200,"detail":"Agent Card validated"}],"limit":50,"offset":0,"total":4,"window_days":30}