NO, He said he presumed there was
At the prompting of Democrats, the ambassador gave hours of testimony on some scheme he imagined was happening. But that testimony was mostly made up of secondhand or speculative claims. He testified that he “presumed” and “came to believe” that the administration was engaged in quid pro quo for certain investigations — providing no proof or new evidence. He also said his theories about why aid was withheld were a “guess.”
https://www.usatoday.com/story/opinion/2019/11/20/impeachment-hearing-gordon-sondland-bombshell-dud-editorials-debates/4254300002/