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🐞 Bug Description

Cant download audio only, it keeps telling me KeyError: 'throw'.

🔢 Code Snippet

Include the minimal code snippet that reproduces the issue.

from pytubefix import YouTube
url = "https://www.youtube.com/watch?v=slN9nktDOAw&list=PLArAJlC1y559ltd_J6FEPVa1i48M9cnhc&index=5"
yt = YouTube(url, use_po_token=True)
ys = yt.streams.get_audio_only()
ys.download()

🎯 Expected Behavior

It was supposed to download the audio.

🖥️ Environment Details

Fill in the details below about your setup:

• **Operating System: Windows 11
• **Python Version: 3.13.1
• **Pytubefix Version: 8.2.0

📋 Additional Context

Already tried with anothers clients, but i have the same issue

🚀 Next Steps