MarsSeed [1] filed a deletion request for obs-websocket [2]: Broken. Unmaintained since 2022. But also unneeded; see upstream's readme: [a]
obs-websocket is now included by default with
OBS Studio 28.0.0 and above.
[a]: https://github.com/obsproject/obs-websocket#downloads
[1] https://aur.archlinux.org/account/MarsSeed/
[2] https://aur.archlinux.org/pkgbase/obs-websocket/
