{"index":"MSSI","preview":true,"note":"Last 3 rows only. Paid endpoint returns up to 56 days with per-row signatures.","data":[{"computedAt":1792885563,"value":19.44,"regime":"ELEVATED","confidence":0.9954,"datetime":"2026-10-24T23:46:03+00:00"},{"computedAt":1792885589,"value":19.43,"regime":"ELEVATED","confidence":0.9954,"datetime":"2026-10-24T23:46:29+00:00"},{"computedAt":1792885616,"value":19.45,"regime":"ELEVATED","confidence":0.9954,"datetime":"2026-10-24T23:46:56+00:00"}],"fetched_at":"2026-10-24T23:47:00.376258+00:00","signature":"7ebfdd652a1d5c4a98a7d5484601cedeb9e69c8aa6693c94bb9597ff72c0f4c6f0e9f2b7f6ae73eb05706588942197185667de6d2c22f8e2c344531ca24bc10b","pubkey":"7ab07fbe7d08cd16823e5eb0db0e21f3f38e9366d5fd00d14e95df0fb9b51a1a","signingScheme":"ed25519","canonical":"v1|HISTORY-PREVIEW|MSSI|computedAt=1792885563;confidence=0.9954;datetime=2026-10-24T23:46:03+00:00;regime=ELEVATED;value=19.44;computedAt=1792885589;confidence=0.9954;datetime=2026-10-24T23:46:29+00:00;regime=ELEVATED;value=19.43;computedAt=1792885616;confidence=0.9954;datetime=2026-10-24T23:46:56+00:00;regime=ELEVATED;value=19.45|2026-10-24T23:47:00.376258+00:00","signed":true,"preview_cached":true,"cache_age_minutes":8}