{"currency":"ETH","preview":true,"note":"Next 2 expiries only. Paid endpoint returns next 8 expiries tagged weekly/monthly/quarterly, Ed25519 signed.","next":{"date":"2026-06-12","timestamp":1781251200,"weekday":"Friday","days_away":1,"type":"weekly"},"upcoming":[{"date":"2026-06-12","timestamp":1781251200,"weekday":"Friday","days_away":1,"type":"weekly"},{"date":"2026-06-13","timestamp":1781337600,"weekday":"Saturday","days_away":2,"type":"weekly"}],"fetched_at":"2026-06-11T13:20:05.991058+00:00"}