Put json data to tableview

var mainWindow = Ti.UI.createWindow({
    layout: 'vertical',
    backgroundColor: '#d4d4d4',
    exitOnClose: true,
});
 
var mainWindowView = Ti.UI.createScrollView({
    contentHeight: 'auto',
    layout: 'vertical',
 
});
 
    var mainHeaderPhoto = Ti.UI.createImageView({
        top: 0,
    image: '/images/header.jpg',
    width: '100%',  
    });
 
var tableView = Ti.UI.createTableView({data:[], backgroundColor:'transparent'});
 
var client = Ti.Network.createHTTPClient({
     onload : function(e) {
         var news = eval('(' + this.responseText + ')');
         news = news[i].posts;
        for (var i=0; i<=20; i++){      
        var data = [];
    var row = Ti.UI.createTableViewRow({
 
    backgroundColor:'transparent',
    hasChild: true,
    title: news.title,
    fontSize: 24,
    color:"#fff",
    height:110
  });
  data.push(row);
  };
  tableView.setData(data);
     },
     onerror : function(e) {
         Ti.API.debug(e.error);
         alert('error');
     },
     timeout : 5000  
 });
 
 client.open("GET", "http://*******");
 // Send the request.
 client.send();
 
 
mainWindowView.add(mainHeaderPhoto);
mainWindowView.add(tableView);
mainWindow.add(mainWindowView);
mainWindow.open();