while scanning a tag
 in 'string', line 1, column 1:
    !!org.yaml.snakeyaml.issues.issu ... 
    ^
expected URI escape sequence of 2 hexadecimal numbers, but found 9(57) and %(37)
 in 'string', line 1, column 71:
     ... nAsciiCharsInClassNameTest$Acad%9%A9mico {id: 3, name: Foo bar}
                                         ^