CorpActnInstr
                Mandatory
                ChngInstrInd
                Optional
                CancInstrId
                Optional
                InstrCxlReqId
                Optional
                OthrDocId
                Repetition (0..n)
                EvtsLkg
                Repetition (0..n)
                CorpActnGnlInf
                Mandatory
                CorpActnEvtId
                Mandatory
                Official Corporate Action Event Identification
OffclCorpActnEvtId
                Optional
                Definition: Official and unique reference assigned by the official central body/entity within each market at the beginning of a corporate action event.
Type: Max35Text (String)
Restrictions:
- MinLength: 1
 - MaxLength: 35
 
EvtTp
                Mandatory
                UndrlygScty
                Optional
                AcctDtls
                Mandatory
                BnfclOwnrDtls
                Repetition (0..n)
                CorpActnInstr
                Mandatory
                PrtctInstr
                Optional
                AddtlInf
                Optional
                SplmtryData
                Repetition (0..n)