CorpActnInstrStsAdvc
                Mandatory
                InstrId
                Optional
                OthrDocId
                Repetition (0..n)
                CorpActnGnlInf
                Mandatory
                InstrPrcgSts
                Repetition (1..n)
                CorpActnInstr
                Optional
                OptnNb
                Mandatory
                OptnTp
                Mandatory
                OptnFeatrs
                Optional
                AcctOwnr
                Optional
                SfkpgAcct
                Optional
                BlckChainAdrOrWllt
                Optional
                CshAcct
                Optional
                SfkpgPlc
                Optional
                FinInstrmId
                Optional
                ISIN
                Optional
                OthrId
                Repetition (0..n)
                Mandatory
                Sfx
                Optional
                Tp
                Mandatory
                Cd
                Choice
                Proprietary
Prtry
                Choice
                Definition: Unique and unambiguous identification source using a proprietary identification scheme.
Type: Max35Text (String)
Restrictions:
- MinLength: 1
- MaxLength: 35
Desc
                Optional
                TtlElgblBal
                Optional
                InstdBal
                Optional
                UinstdBal
                Optional
                PrtctBal
                Optional
                StsQty
                Optional
                StsCshAmt
                Optional
                SlctnDealrFeeInd
                Optional
                PrtctInstr
                Optional
                AddtlInf
                Optional
                SplmtryData
                Repetition (0..n)