2021-11-18,18:00,2 MarketID,ListID,SegmentID,InstrumentID,OrderBookID,Event,PreviousTIShortName,NewTIShortName,FirstTradeDate,LastTradeDate,Expired Date,ReferencePrice,PriceQuotationFactor,ContractSize,StrikePrice,OptionsType,OptionsStyle,PhysicalDelivery TXI,IO,S50IO,SET50_OPT,73377,0,,S50F22C1100,2021-11-18,2022-01-28,2022-01-28,0.100000,200,200,1100.000000,1,2,2 TXI,IO,S50IO,SET50_OPT,73378,0,,S50F22P1100,2021-11-18,2022-01-28,2022-01-28,113.700000,200,200,1100.000000,2,2,2