Well, Trump probably does. He lost another one, this time to Omarosa. Apparently, the Courts don't much approve of his non disclosure agreements.
https://www.usatoday.com/story/news/nation/2021/09/28/omarosa-beats-trump-legal-battle-over-book/5906413001/
Trump was counting on those NDA's. Especially because you can't fight the truth with a slander suit. Expect more books.