3D Meta Human Avatar Rendering on Android

Create a simple Android demo that renders a high-quality upper-body GLB or VRM avatar. You may use a model from your previous work or a legally available model from the internet. Please provide the model source and license information. The avatar should include: - Natural talking motion - Smiling and blinking - Smooth head, neck, shoulder, and chest movement - High-quality lighting, shadows, skin, hair, and eye rendering - Smooth performance with optimized GPU, memory, and battery usage No camera tracking, face detection, lip-sync detection, or other functionality is required. This task is only for evaluating rendering quality, animation quality, and mobile performance.