{
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  "timestamp": "2026-04-15T02:33:47.711827+00:00",
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    "avg_reward": 1.032,
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    "avg_latency_ms": 42.0
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  },
  "promotion_decision": {
    "accepted": true,
    "reasons": [],
    "metrics": {
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  },
  "promoted_version_id": "20260415-023347",
  "baseline_version_id": "v-baseline",
  "dry_run": false
}