SctiesFincgInstr
                Mandatory
                Mandatory
                TxTpAndAddtlParams
                Mandatory
                NbCounts
                Optional
                Lnkgs
                Repetition (0..n)
                PrcgPos
                Optional
                MsgNb
                Optional
                Ref
                Mandatory
                LkdQty
                Optional
                RefOwnr
                Optional
                AnyBIC
                Choice
                PrtryId
                Choice
                Mandatory
                Issuer
Issr
                Mandatory
                Definition: Entity that assigns the identification.
Type: Max4AlphaNumericText (String)
Restrictions:
- Pattern: [a-zA-Z0-9]{1,4}
 - MinLength: 1
 - MaxLength: 4
 
SchmeNm
                Optional
                TradDtls
                Mandatory
                FinInstrmId
                Mandatory
                FinInstrmAttrbts
                Optional
                QtyAndAcctDtls
                Mandatory
                SctiesFincgDtls
                Mandatory
                SttlmParams
                Optional
                StgSttlmInstrDtls
                Optional
                DlvrgSttlmPties
                Optional
                RcvgSttlmPties
                Optional
                CshPties
                Optional
                OpngSttlmAmt
                Optional
                OthrAmts
                Optional
                OthrBizPties
                Optional
                SplmtryData
                Repetition (0..n)