> “telecommunication services" means service of any description (including [..] electronic mail, voice mail, voice, video and data communication services, [..],

> “telecommunication services" means service of any description (including [..] electronic mail, voice mail, voice, video and data communication services, [..], internet based communication services, Which I think Signal would fall under at least one of those services. you can control+f your way through to see everything related to that phrase.