AcctOpngAmdmntReq
                Mandatory
                Refs
                Mandatory
                From
Fr
                Optional
                Definition: Identifies the business sender of the message, if it is not the account owner or account servicing financial institution.
Type: OrganisationIdentification29
AnyBIC
                Optional
                LEI
                Optional
                Othr
                Repetition (0..n)
                CtrctDts
                Optional
                UndrlygMstrAgrmt
                Optional
                Acct
                Mandatory
                AcctSvcrId
                Mandatory
                Org
                Mandatory
                Mndt
                Repetition (0..n)
                Grp
                Repetition (0..n)
                RefAcct
                Optional
                DgtlSgntr
                Repetition (0..n)
                SplmtryData
                Repetition (0..n)