{
  "product": "SH",
  "status": "COMPLETE",
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    "status": "already_updated_by_rvol_preflight"
  },
  "data_root": "精细数据",
  "requested_start": "2023-09-12 00:00:00",
  "effective_start": "2023-09-15 09:00:00",
  "history_clipped_to_first_available": true,
  "exact_contract_files": 11,
  "calendar_rows": 724
}