AccptrCmpltnAdvcRspn
                Mandatory
                Hdr
                Mandatory
                CmpltnAdvcRspn
                Mandatory
                Envt
                Mandatory
                Tx
                Mandatory
                SaleRefId
                Optional
                Transaction Identification
TxId
                Mandatory
                Definition: Unique identification of the transaction by the POI (Point Of Interaction).
Type: TransactionIdentifier1
TxDtTm
                Mandatory
                TxRef
                Mandatory
                InitrTxId
                Optional
                RcptTxId
                Optional
                RcncltnId
                Optional
                Rspn
                Mandatory
                TMSTrggr
                Optional
                SplmtryData
                Repetition (0..n)
                SctyTrlr
                Optional