First press play on the Unity project, then run:
python spatialvis.py --file ambitest.wav --ip 127.0.0.1 --port 7000 --points 50
Spatial_Audio_Meter_-_DemoScene_-_Windows_Mac_Linux_-_Unity_6_6000.0.40f1__DX11__2025-04-06_21-56-50_-_Trim_-_Trim_-_Trim.mp4
The test audio file is an eight direction ambisonic wav found here.