convertFromUTF8ToWindows874.js

var Iconv = require('iconv').Iconv;
var conv = new Iconv('windows-874', 'utf8');
var rq = require('request');

rq({
    url: someurl
    encoding: 'binary'
  }, function (error, resp, body) {
     body = new Buffer(body, 'binary');
     body = conv.convert(body).toString();
     //Now body is converted to utf8
});