Webpush is not performing

The start of our 170 people company call was profiled due to recent observations of slowness.
As it turns out the majority of time is spent in the WebPush library and in the preparation for it:

<img width="1505" height="1031" alt="Image" src="https://github.com/user-attachments/assets/0ded949f-6cd8-44ae-a8bb-9dec72d1a388" />