SwtchOrdrConfCxlInstr
                Mandatory
                MsgId
                Mandatory
                PoolRef
                Optional
                PrvsRef
                Repetition (0..n)
                RltdRef
                Optional
                Ref
                Mandatory
                RefIssr
                Optional
                Pty
                Mandatory
                LEI
LEI
                Optional
                Definition: Legal entity identification as an alternate identification for the party.
Type: LEIIdentifier (String)
Restrictions:
- Pattern: [A-Z0-9]{18,18}[0-9]{2,2}
 
MsgNm
                Optional
                AmdmntInd
                Mandatory
                MstrRef
                Optional
                OrdrRefs
                Repetition (1..n)
                CpyDtls
                Optional