BuyInRgltryAdvc
                Mandatory
                AcctOwnr
                Optional
                SfkpgAcct
                Mandatory
                BuyInAttrbts
                Repetition (1..n)
                Ref
                Mandatory
                BuyInStat
                Mandatory
                BuyInDfrrl
                Mandatory
                FinInstrmId
                Optional
                Qty
                Optional
                BuyInPric
                Optional
                CshCompstnAmt
                Optional
                Amount
Amt
                Mandatory
                Definition: Amount of money in the cash entry.
Type: ActiveCurrencyAndAmount (Decimal)
Restrictions:
- FractionDigits: 5
- TotalDigits: 18
- MinInclusive: 0
Attributes:
- Ccy (ActiveCurrencyCode)
                      Restrictions: - Pattern: [A-Z]{3,3}
 
Sgn
                Mandatory
                BuyInSttlmDt
                Optional
                SplmtryData
                Repetition (0..n)