{"resource":"https://api.cryptoetfsentinel.com/v1/profiles/history","service":null,"areas":["crypto_prices","company_filings"],"answering":true,"http_status":402,"latency_ms":80,"price_usdc":0.05,"buyers_30d":3,"calls_30d":3,"description":"Crypto ETF Sentinel — Chronological profile evolution for one US spot crypto ETF issuer: custodian, fee, AP-count and in-kind deltas across successive POS AM filings. Use when tracing how a fund's terms changed over time (fee cuts, custodia","id":"ff4566e42db3","category":"Crypto prices","checked_day":"2026-10-11","page":"https://velliumandco.com/sellers/ff4566e42db3"}