This is it. Almost zero chance these accounts haven't been bought/paid off with some of their blatant Qatar cheerleading. Imagine there's a lot of astroturfing going on.
https://mobile.twitter.com/dangerkidsbooks?lang=en
https://www.rt.com/op-ed/authors/alan-moore/
That's the author. He spends a lot of time accusing non-Russian athletes of doping. He also spends time defending Russian athletes accused of doping.