OH, also see:
US District Court S.D. of NY, KNIGHT FIRST AMENDMENT INSTITUTE AT COLUMBIA UNIVERSITY, Rebecca Buckwalter, Philip Cohen, Holly Figueroa, Eugene Gu, Brandon Neely, Joseph Papp, and Nicholas Pappas, Plaintiffs, v. Donald J. TRUMP, Hope Hicks, Sarah Huckabee Sanders, and Daniel Scavino, Defendants, 302 F. Supp. 3d 541 (S.D.N.Y 2018)
Its cited in the opinion linked, a more full description here
The Trump shitter case
(post is archived)