AcctOpngAmdmntReq
                Mandatory
                Refs
                Mandatory
                Fr
                Optional
                CtrctDts
                Optional
                TrgtGoLiveDt
                Optional
                Target Closing Date
TrgtClsgDt
                Optional
                Definition: Date on which the account and related services are expected to cease to be operational for the account owner.
Type: ISODate
Restrictions:
UrgcyFlg
                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)