{"query":"commit-reveal","commitment":"84c7d550a765451cd08ea16523d134173fa06e13a812b9e3ee011386c3180d79","salt":"00000000000000000000000000000000","source":"stream-2-a2a/proof-commit-fixture","route":"/api/v1/proof/commit","sample":true,"cost":"free","paidPriceUsd":"0.003","fieldsIncludedWhenPaid":["value"],"note":"Free sample: this preview costs nothing. GET /api/v1/proof/commit?value=<text> charges 0.003 USDC and returns the same shape plus the caller-supplied value."}