{
  "run_at": "2026-05-13T15:32:33+08:00",
  "host": "mason-main",
  "shard": 0,
  "shards": 8,
  "symbols": 39,
  "combos": 6552,
  "failed": 0,
  "trades": 1688,
  "wins": 863,
  "losses": 825,
  "realized_roi_pct": 1672.32,
  "output": "/tmp/quant-sweep-20260513_153555_strategy1_refined_v2-0.jsonl"
}