You noticed that the Latin alphabets are not coming up correctly in the user interface.
Wrong file encoding is used in the input file.
Release : 16.0.1
Component : Clarity XOG and REST API
A common cause for issues like this is the File Encoding for the input file.
There are numerous ways to check the encoding.
Linux command: file xogInputfile.xml
Windows: Open the file in Notepad. In the Save As dialogue box, check the file encoding on the bottom right.
Ensure it is UTF-8 or the appropriate encoding for the language used.