CorpActnInstrStsAdvc
                Mandatory
                InstrId
                Optional
                OthrDocId
                Repetition (0..n)
                Mandatory
                DocNb
                Optional
                Short Number
ShrtNb
                Choice
                Definition: Message type number of the document referenced.
Type: Exact3NumericText (String)
Restrictions:
- Pattern: [0-9]{3}
LngNb
                Choice
                PrtryNb
                Choice
                CorpActnGnlInf
                Mandatory
                InstrPrcgSts
                Repetition (1..n)
                CorpActnInstr
                Optional
                PrtctInstr
                Optional
                AddtlInf
                Optional
                SplmtryData
                Repetition (0..n)