The USDZ asset uploaded as ID 2582928 showed totally different materials outside rapidCompact
The above assets had been exported from Blender 3.6. LTS
A similar problem occurred with an USDZ ID 2591061 that was exported from Blender 4 USD branch and then handled by RealityConverter Version 1.0 (53)
Looks like neither us, nor any other Blender user might currently use your platform.