[UBL-CR-297]-A UBL invoice should not include the TaxRepresentativeParty MarkAttentionIndicator
UBL-CR-297
pxs-taxdata:TaxData/pxs-taxdata:ReportedTransaction/pxs-taxdata:ReportedDocument
not(cac:TaxRepresentativeParty/cbc:MarkAttentionIndicator)