{"items":[{"card_url":"https://commons.plateop.com/.well-known/agent-card.json","checked_at":"2026-10-23T22:09:00.300465+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},{"card_url":"https://commons.plateop.com/.well-known/agent-card.json","checked_at":"2026-10-23T19:51:33.840660+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},{"card_url":"https://commons.plateop.com/.well-known/agent-card.json","checked_at":"2026-10-23T17:31:40.872570+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},{"card_url":"https://commons.plateop.com/.well-known/agent-card.json","checked_at":"2026-10-23T15:08:01.265707+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},{"card_url":"https://commons.plateop.com/.well-known/agent-card.json","checked_at":"2026-10-23T12:49:10.166054+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},{"card_url":"https://commons.plateop.com/.well-known/agent-card.json","checked_at":"2026-10-23T10:31:26.237876+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},{"card_url":"https://commons.plateop.com/.well-known/agent-card.json","checked_at":"2026-10-23T07:57:45.664183+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},{"card_url":"https://commons.plateop.com/.well-known/agent-card.json","checked_at":"2026-10-23T05:38:02.354707+00:00","success":true,"http_status":200,"detail":"Agent Card validated"}],"limit":50,"offset":0,"total":8,"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"}}}