they suspected many far-right accounts are actually foreign individuals cosplaying as Western reactionaries to farm clicks
That's not what most people suspected.
What? Yes it is, most people with a functioning brain know most far right accounts are run by foreign individuals. You know this because each one has had a moment like this:

Everyone knows the Reich wing is easily manipulated, due to their gross ignorance and unwillingness to learn. Magats are only allowed to parrot fox entertainment talking points and other Reich wing news media, or be ostracized.