{
  "description": "Trade blotter derived from daily signal target-position changes. Cash quantity is risk-scaled face amount; futures quantity is nearest-integer signed T contracts, negative target means short.",
  "contract_tolerance": 0.5,
  "price_rows": 621,
  "presets": {
    "optimized_v4": {
      "trade_rows": 621,
      "first_trade_date": "2020-02-04",
      "last_trade_date": "2026-07-20",
      "cash_turnover_face_rmb": 40800000000.0,
      "futures_turnover_contracts": 50330.0,
      "event_type_counts": {
        "OPEN": 226,
        "CLOSE": 224,
        "REBALANCE": 132,
        "ROLL_CASH": 21,
        "ROLL_FUTURES": 16,
        "END_CLOSE_MARK": 2
      }
    }
  },
  "total_trade_rows": 621
}