| UpsertInstrumentEventRequest(string instrumentEventId=default(string), Dictionary< string, string > instrumentIdentifiers=default(Dictionary< string, string >), string description=default(string), InstrumentEvent instrumentEvent=default(InstrumentEvent), List< PerpetualProperty > properties=default(List< PerpetualProperty >), int? sequenceNumber=default(int?), string participationType=@"Mandatory", Dictionary< string, YearMonthDay > eventDateStamps=default(Dictionary< string, YearMonthDay >)) | Lusid.Sdk.Model.UpsertInstrumentEventRequest | inline |