RsndReq
                Mandatory
                MsgHdr
                Mandatory
                RsndSchCrit
                Repetition (1..n)
                BizDt
                Optional
                SeqNb
                Optional
                Sequence Range
SeqRg
                Optional
                Definition: Independent counter for a range of message sequences, which are available once per party technical address. Specifies the range of identification sequence numbers for a specific couple sender/receiver.
Type: SequenceRange1Choice
FrSeq
                Choice
                ToSeq
                Choice
                FrToSeq
                Choice (1..n)
                EQSeq
                Choice (1..n)
                NEQSeq
                Choice (1..n)
                OrgnlMsgNmId
                Optional
                FileRef
                Optional
                Rcpt
                Mandatory
                SplmtryData
                Repetition (0..n)