Just saw this article on the 77th brigade.
UK information operations in the time of coronavirus
Among other things it mentions
"Opposition to Scottish independence is a viewpoint shared by some of the Brigade’s known members who serve as reservists in the unit."
"Also reported to be part of the Brigade is Kate Watson,... formerly the operations director of Better Together"
Also it is “plausible” the unit is “adapting legitimate content seeking to diminish blame directed at the government during the [COVID] crisis”.