{"ok":true,"service":"crossroads-oracle","description":"TEE-signed Ethereum block header reports (Model B).","sourceChainId":11155111,"sapphireChainId":23295,"oracleContract":"0x2e56383c7aCA466de0262A96f2b5e5ee3Fc26bC6","signer":"0xEd8020e49dfB666bc564A36985EF66Aa1B6f6308","signerEpoch":1,"endpoints":{"GET /healthz":"liveness; no RPC/contract calls","GET /v1/header/latest-confirmed":"newest quorum-confirmed block (add ?config=0xOracle for a specific chain's oracle)","GET /v1/header?block_number=N":"block N (add ?config=0xOracle for a specific chain's oracle)","POST /v1/header":"JSON body {\"oracle_contract\":\"0x...\", \"block_number\": N?}; oracle_contract is required, block_number optional"}}