SctiesSttlmCondModStsAdvc
                Mandatory
                ReqRef
                Mandatory
                AcctOwnr
                Optional
                Identification
Id
                Mandatory
                Definition: Unique identification of the party.
Type: PartyIdentification136Choice
AnyBIC
                Choice
                PrtryId
                Choice
                LEI
                Optional
                SfkpgAcct
                Optional
                BlckChainAdrOrWllt
                Optional
                ReqDtls
                Optional
                PrcgSts
                Mandatory
                SplmtryData
                Repetition (0..n)