Available keys:

https://github.com/orbbec/OrbbecSDK/blob/v1.10.18/include/libobsensor/h/Property.h#L24

Available values:

Currently, the only way to check the list of available parameters and select the best value for them is through OrbbecViewer: https://github.com/orbbec/OrbbecSDK/releases

Here's how to set it in Nuitrack: