Create DBM Order action box in Notification

Dear DBM Gurus,

I am trying to create DBM Order from Notification.

What I am trying to do is configuring on Notification Action box but I have no idea what is Function Module to used for triggering DBM Order screen.

Please look at images and advise.

Highly appreciate all your help and discussion.

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Image may be NSFW.
Clik here to view.