Check this document, I think it's related: https://support.ptc.com/appserver/cs/view/solution.jsp?n=CS222039&art_lang=en&posno=3&q=utf-8%20encoding&ProductFamily=ThingWorx&source=search
Above case link referring to update Java settings of Tomcat.Unfortunately, I couldn't install tomcat through exe but a copy of installed directory of it.
Can you please let me know where I need to perform the below resoution. is it Catalina.sh or what?
make sure the Java settings for Tomcat include the following flag: