How to track noth hand palms using Orbbec Astra Pro?

I would like to track only the palms of both hands to control a cursor in a game using the Orbbec Astra Pro, but I can’t find any documentation that explains how to do this specifically.

Hello @denso
https://github.com/3DiVi/nuitrack-sdk/blob/master/doc/Unity_Gallery.md
https://github.com/3DiVi/nuitrack-sdk/blob/master/doc/Hand_Tracking.md

thanks! @Stepan.Reuk