{"kind":"insufficient-history","endpoint":{"endpoint_id":"ep_ff5d031eb9bc99e0","label":"trading-perps.vercel.app GET /api/nofa/signal","resource":"https://trading-perps.vercel.app/api/nofa/signal","probe_url":"https://trading-perps.vercel.app/api/nofa/signal","method":"GET","rail":"x402","operator":"trading-perps.vercel.app","self":false,"probe_policy":"daily","policy_reason":null,"succeeds":null,"succeeds_statement":null},"current":{"observed_at":"2026-08-31T18:47:05.437Z","outcome":"Answered, no quote","sub_codes":["http-502"],"rule_id":"R19","confidence":"high","http_status":502,"latency_total_ms":599,"quote":null,"quote_fingerprint":null,"response_schema_fingerprint":"d415b302ed9e036f","capture_sha256":"d9fe5a247688708e90e550bd35f92c1c22f046e0d83b0fe45d4c5d2b68968a88"},"held":{"observations":1,"first_observed_at":"2026-08-31T18:47:05.437Z","last_observed_at":"2026-08-31T18:47:05.437Z","days_held":0},"archive":{"first_observed_at":"2026-08-31T18:47:05.437Z","last_observed_at":"2026-08-31T18:47:05.437Z","days_held":0,"observations":1,"basis":"Every observation we hold of this endpoint, at ANY depth - not the window you asked for and not the tier you paid for. A free caller and a full-archive caller see the same number here, so our depth can be measured before it is bought (ADR-011). `Not probed` rows are excluded: those are our absence, never an observation of anyone."},"requested_days":7,"statement":"probe402 holds 1 observation(s) spanning 0.00 day(s), which cannot support a 7-day summary. The current observation above is the full extent of what we can honestly say.","satisfiable_from":"2026-09-07T18:47:05.437Z","answer_version":"0.1.0","series_breaks":[],"tier":{"name":"free","days":7,"price_usd":0},"window":{"from":"2026-08-24T23:02:13.923Z","to":"2026-08-31T23:02:13.923Z"},"non_affiliation":"probe402 is not affiliated with, endorsed by, or compensated by any endpoint or operator it grades. Every claim here is a dated observation from our vantage, never a statement about what an endpoint is.","method_url":"https://probe402.com/method","read_integrity":{"observation_files_read":273,"unreadable_files":0,"unreadable_keys":[],"archive_depth_memo":{"status":"used","reason":null,"through_key":"dataset/observations/2026-08-30/t20260830T230000Z.jsonl","files_memoized":232},"window_projection":{"status":"absent","reason":"endpoint ep_ff5d031eb9bc99e0 is in id bucket 10 and the projection has rebuilt 1 of 16; the backfill reaches it in 10 more collector pass(es), and until then this answer is the full walk","through_key":"dataset/observations/2026-08-31/t20260831T144500Z.jsonl","covers_from":null,"rows_supplied":0},"statement":"Every observation file this answer opened was read (273 file(s)). No row is missing from this answer because we could not read it. A further 232 file(s) did not need reading: the archive-depth memo already holds their fold, checked against the archive's own listing through dataset/observations/2026-08-30/t20260830T230000Z.jsonl. The window above was walked file by file (window projection absent: endpoint ep_ff5d031eb9bc99e0 is in id bucket 10 and the projection has rebuilt 1 of 16; the backfill reaches it in 10 more collector pass(es), and until then this answer is the full walk), which is the unaccelerated read and never a shorter one."}}