Virtual Production and Virtual Set samples really needed!

Hi,
I have been going through same problems.
I’m Planning to get a Blackmagic deckling 4k extreme 12G card to do more Research.

I’m using two vive trackers for Virtual production.
One tracker is tracking a person and the second is tracking the camera.

I need the tracker one’s rotation to be locked or have it always face the tracker on camera(Camera Tracker)

Need a solution for that. As I’m trying it. But haven been able to
Please guide. Need some help.