[HELP] Oculus Touch as mouse in a unity VR desktop

Hi everybody ,

i want to know how is possible to control the mouse with the oculus touch in a VR desktop project in Unity

like in the Oculus home .

I already have a VR desktop project in unity but i can't find a way to control the mouse position and click with the oculus touch .

If someone have an idea ? please and thanks by advance for your time.