translate to /be like \u0441\u0442\u0430\u0440\u043e\u043d\u043a\u0430

[Vetall]

Hi!

vBET 4.9.2
Yandex Translation API

when μεταφραστών the website into Belarusian (/be), the whole text looks like: "\u0441\u0442\u0430\u0440\u043e\u043d\u043a\u0430"?
other languages are translated normally.
how to fix;