Former President Donald Trump’s blockbuster filing to try to push Judge Juan Merchan out of the Manhattan hush money case has one interesting aspect many people have overlooked, according to former federal prosecutor Andrew Weissmann in a post on social media. In the filing, Trump specifically went after Merchan’s daughter — whom he has already attacked in a series of posts on social media — claiming that she has compromised Merchan because she works for a campaign vendor that works with Democratic campaigns, some of which mentioned the former president’s indictment in fundraising pitches. The…