PrtryFrmtInvstgtn
                Mandatory
                Assgnmt
                Mandatory
                Case
                Optional
                Mandatory
                Cretr
                Mandatory
                Pty
                Choice
                Agt
                Choice
                FinInstnId
                Mandatory
                Branch Identification
BrnchId
                Optional
                Definition: Identifies a specific branch of a financial institution.
Type: BranchData3
Optional
                LEI
                Optional
                Nm
                Optional
                PstlAdr
                Optional
                ReopCaseIndctn
                Optional
                PrtryData
                Mandatory
                SplmtryData
                Repetition (0..n)