How do i decode this string? \xc3\x99\xc3\xa9\xc2\x87-B[x\xc2

This is what I need to decode

\xc3\x99\xc3\x99\xc3\xa9\xc2\x87-B[x\xc2\x99\xc2\xbe\xc3\xa6\x14Ez\xc2\xab

it is generated by String.fromCharCode(arrayPw[i]);but i don't understand how to decode it :(

Please help