b = b'{"ID":255,"title":"\xf0\xcf\xc5\xc8\xc1\xd4\xd8 \xce\xc1 \xc2\xc1\xda\xd5","description":"\xf3\xdf\xc5\xd3\xd4\xd8 \xd7\xd3\xc5 \xd0\xd2\xc9\xd0\xc1\xd3\xd9 \xce \xc2\xc1\xda\xc5","project_name":"\xf3 \xc2\xcf\xc7\xcf\xcd"}\r\n'
print(b.decode('koi8_r'))
YiA9IGIneyJJRCI6MjU1LCJ0aXRsZSI6Ilx4ZjBceGNmXHhjNVx4YzhceGMxXHhkNFx4ZDggXHhjZVx4YzEgXHhjMlx4YzFceGRhXHhkNSIsImRlc2NyaXB0aW9uIjoiXHhmM1x4ZGZceGM1XHhkM1x4ZDRceGQ4IFx4ZDdceGQzXHhjNSBceGQwXHhkMlx4YzlceGQwXHhjMVx4ZDNceGQ5IFx4Y2UgXHhjMlx4YzFceGRhXHhjNSIsInByb2plY3RfbmFtZSI6Ilx4ZjMgXHhjMlx4Y2ZceGM3XHhjZlx4Y2QifVxyXG4nCnByaW50KGIuZGVjb2RlKCdrb2k4X3InKSk=