Yt-dl

pacman -S yt-dlp

Found video element on page

<video id="my-video" class="my-video" ...
       src="blob:https://domain.com/<uuid>">
</video>

Found URL for download

Case 1: Found URL with m3u8 extension

<no example>

Case 2: m3u* not present

Case 1:

Found some extensions (1) like mp2t, before these requests found text request (2) - get this URL like Source.

Download this URL by yt-dl

yt-dlp -o file.mp4  "https://full-address.url/master.m3u8?key1=value1&key2=value2"