{
  "report_id": "report-679f7a61-bd73-423f-81c8-9836584ce96f",
  "timestamp": "2026-04-14T15:01:27.746539+00:00",
  "source_trajectory_ids": [
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    "avg_latency_ms": 0.0
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  "challenger_metrics": {
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  },
  "promotion_decision": {
    "accepted": false,
    "reasons": [
      "Reward delta 0.0000 below minimum 1.0"
    ],
    "metrics": {
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      "challenger_avg_reward": 0.44
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  "promoted_version_id": null
}