At Microsoft Store, the Proxy SwitchyOmega extension for Microsoft Edge has appeared:
https://microsoftedge.microsoft.com/addons/detail/dijmmgblneagkcdganednabkbgjmceoe

There is no information that this is an official extension.
There are no links to Felis Catus developer and Proxy SwitchyOmega project page.

Can I trust this extension?