V7 to V8 DifferencesMessagesTickerDefinitionVersion: 8.4.10.2Schema Differences: TickerDefinition (ID: 4375) V8 Message Definition 6 added BODY #V7 Field NameType#V8 Field NameType255rateCurveenum : RateCurve257basisKeyTickerKey 258reverseSkewenum : YesNo259tradingPeriodenum : TradingPeriod REPEATING FIELDS Exchange #V7 Field NameType#V8 Field NameType261∟stkExchenum : StkExch262∟tickerTickerKey