{
  "algorithm_version": "v2.0",
  "data_status": "synthetic_only",
  "decision": "no_match",
  "fixture_id": "synthetic-control-001",
  "observed_score": 0.87,
  "request_id": "synthetic-replay-blocking-001",
  "source_version": "synthetic-list-2026-07-22-a",
  "threshold": 0.9
}