Add custom action when midi is active in animation nodes

Hi everybody , i am using animation nodes for read midi music files in blender ... with this powerful addone i can create piano for example and move piano keys with midi file but i need some more feature to that .... i need add action in nla editor when some note in midi is activated .... for example when key 5 is activated the action5 is add to nla and when key 8 is activated action8 is add to nla editor thanks