User exit for Payment proposal in F110

Hi All,

I am trying to figure out user exit for Payment proposals in F110 trasaction.

Here i have to capture( send into Z-table) the Payment proposal data while

creating payment proposal.

Can any one know About the same pleas let me know?

I have tried all the user exits for F110 transaction ...but no one trigging at all..

Could you please let me know the any Exit /BADI/Substitution to solve my problem?

Thx