Polyspatial Material swap set animations are not firing when used in Play Mode and Players

How to reproduce:
1. Open the attached “IN-138799.zip” Project
2. Open the “Main_Polyspatial” Scene
3. Enter Play Mode
4. Observe both the Scene View and the Game View

Actual result: GameObject have no Animations when observed through the Game View
Expected result: GameObjects have their Animations running as seen in Scene View

Reproducible with: 2.4.3 (6000.0.72f1), 3.1.1 (6000.0.72f1), 3.1.4 (6000.4.1f1, 6000.5.0b2, 6000.6.0a2)

Reproducible on: macOS 26.3.1 (M3 Pro)
Not reproducible on: No other environment tested

Notes:

• Also reproducible in VisionOS Player and Simulator