Unnamed resource.

GET https://api.cryptoetfsentinel.com/v1/issuers/comment-letters ↗

Crypto ETF Sentinel — Full SEC ↔ issuer comment-letter history for one US spot crypto ETF issuer. Returns UPLOAD/CORRESP pairs in chronological order with review-intensity classification. Comment-letter cadence is a leading indicator of how close an issuer is to approval. Pass the issuer's SEC CIK as the ``cik`` query param.

Eligibility: probeable
Failures: 0
Last quote: —
Last probe: —

Payment requirements / accepts[] 2 options

State	Network	Scheme	Atomic amount	Asset	payTo / untrusted
active	eip155:8453	exact	50000	0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913	0x169Bf49c6ee5A179190121Ab8D180B50e31683d1
active	solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp	exact	50000	EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v	Ezzbt3d3K76pmQpwbeXkggCs5n7Q3JWG3iCmtdKdpMxk

All advertised payment options are stored. Base (`eip155:8453`) is the operational network for ranking and canaries; non-Base options remain visible for transparency.

Probe evidence 0 recent

No probe attempts recorded yet. Coverage runs prioritize never-probed endpoints.

Machine contract

Schemas.

InputJSON

{
  "method": "GET",
  "queryParams": {
    "cik": "0001980994"
  },
  "type": "http"
}

OutputJSON

{}