BuyInRgltryAdvc
                Mandatory
                AcctOwnr
                Optional
                Mandatory
                Any BIC
AnyBIC
                Choice
                Definition: Code allocated to a financial or non-financial institution by the ISO 9362 Registration Authority, as described in ISO 9362 "Banking - Banking telecommunication messages - Business identifier code (BIC)".
Type: AnyBICDec2014Identifier (String)
Restrictions:
- Pattern: [A-Z0-9]{4,4}[A-Z]{2,2}[A-Z0-9]{2,2}([A-Z0-9]{3,3}){0,1}
PrtryId
                Choice
                LEI
                Optional
                SfkpgAcct
                Mandatory
                BuyInAttrbts
                Repetition (1..n)
                SplmtryData
                Repetition (0..n)