Subledger Accounting Method consists of one or more Applicaiton Accounting Definitions
An Application Accounting Definition consists of one or more Event Class and Event Types combinations
Each Event Class and Event Types combination have one ore more Journal Line Definitions
Each Journal Line Definition consists of one or more Line Type
Each Line Type could have one or more Line Descriptions (only one would apply based on condition).
Each Line Type could have one more more Account Derivation Rules
An Account Derivation Rule could be based on Mapping Set.