{"data":{"source":{"contractVersion":"market-data-shadow.v1","sourceId":"fixture_versioned_eod_market","adapter":"SYNTHETIC","authority":"NON_PRODUCTION_SAMPLE","productionEligible":false,"rightsState":"NOT_FOR_PRODUCTION","detail":"Deterministic local observations exercise the contract but are never customer authority."},"canonicalInstrumentCount":5,"swapContract":{"version":"market-data-shadow.v1","comparison":"GET /api/v1/ops/market-shadow/{instrumentId}","selector":"MARKET_SHADOW_SOURCE=synthetic|yahoo-validation|licensed-pipeline","fallbackPolicy":"FAIL_CLOSED","publicValidationPolicy":"NEVER_PRODUCTION_AUTHORITY"}},"meta":{"contractVersion":"data-sources.market-shadow.v1","dataMode":"CONTROL_PLANE","productionEligible":false,"requestId":"0247c255-1677-47e9-a6b5-a377f4d7e792"}}