AuthstnRspn
                Mandatory
                Hdr
                Mandatory
                Body
                Mandatory
                Envt
                Mandatory
                Cntxt
                Optional
                Tx
                Mandatory
                AdddmData
                Optional
                Fleet
                Optional
                Instlmt
                Optional
                Payment Sequence Number
PmtSeqNb
                Optional
                Definition: Indicates the occurrence of a single instalment payment within a series of instalment payments.
Type: Number (Decimal)
Restrictions:
- FractionDigits: 0
- TotalDigits: 18
Plan
                Repetition (0..n)
                AddtlData
                Repetition (0..n)
                PrcgRslt
                Mandatory
                ICCRltdData
                Optional
                PrtctdData
                Repetition (0..n)
                SplmtryData
                Repetition (0..n)
                SctyTrlr
                Optional