CorpActnInstrStsAdvc
                Mandatory
                InstrId
                Optional
                OthrDocId
                Repetition (0..n)
                Identification
Id
                Mandatory
                Definition: Unique identifier of the document (message) assigned either by the account servicer or the account owner.
Type: DocumentIdentification3Choice
AcctSvcrDocId
                Choice
                AcctOwnrDocId
                Choice
                DocNb
                Optional
                CorpActnGnlInf
                Mandatory
                InstrPrcgSts
                Repetition (1..n)
                CorpActnInstr
                Optional
                PrtctInstr
                Optional
                AddtlInf
                Optional
                SplmtryData
                Repetition (0..n)