SctiesSttlmTxConf
                Mandatory
                TxIdDtls
                Mandatory
                Lnkgs
                Optional
                AddtlParams
                Optional
                TradDtls
                Mandatory
                FinInstrmId
                Mandatory
                ISIN
                Optional
                OthrId
                Repetition (0..n)
                Mandatory
                Sfx
                Optional
                Tp
                Mandatory
                Code
Cd
                Choice
                Definition: Unique and unambiguous identification source, as assigned via a pre-determined code list.
Type: ExternalFinancialInstrumentIdentificationType1Code (String)
Restrictions:
- MinLength: 1
- MaxLength: 4
Prtry
                Choice
                Desc
                Optional
                FinInstrmAttrbts
                Optional
                QtyAndAcctDtls
                Mandatory
                SttlmParams
                Mandatory
                StgSttlmInstrDtls
                Optional
                DlvrgSttlmPties
                Optional
                RcvgSttlmPties
                Optional
                CshPties
                Optional
                SttldAmt
                Optional
                OthrAmts
                Optional
                OthrBizPties
                Optional
                AddtlPhysOrRegnDtls
                Optional
                SplmtryData
                Repetition (0..n)