How to Load External Transactions into Oracle Cash management ?

Hi Team,

Please do let me know how can the external transactions be loaded into Oracle Cash Management, Is it mandatory that we have to use CE_999_INTERFACE_V and CE_999_PKG ?

I can understand that first the external transactions needs to be loaded into interface table, the standard interface table has mostly dummy columns, do I need to create a new table based on CE_999_INTERFACE_V and then create a view based on the new table and then load the table?

Regarding the package (CE_999_PKG ) , there are two main procedures to clear and unclear the transaction and there is a note in the package stating as follows: