{
  "schema_version": 1,
  "build_date": "2026-10-14",
  "rows": 6155155,
  "stocks": 5224,
  "earliest_trade_date": "2021-08-02",
  "latest_trade_date": "2026-10-14",
  "gbbq_xrxd_records": 56428,
  "gbbq_events_used": 56335,
  "adjusted_stocks": 4459,
  "adjusted_rows": 4479444,
  "non_positive_adjusted_price_rows": 3,
  "price_source": "tdx_unadjusted_day",
  "adjustment_source": "tdx_gbbq_category_1",
  "adjustment_model": "affine_qfq_latest_trade_anchor",
  "warning": "长历史现金分红可能使早期前复权价为负；此类区间不得直接计算收益率。"
}