Ionic app use youtube video!

I want to play YouTube video with json file in my application but it is not. Help !!
My Codes :

// Json file
[
{
“isim”: “Video İsmi”,
“video”: “JWcr4TwcupA”,
“resim” : “http://thevideoanalyst.com/wp-content/uploads/2016/05/video-conference.jpg
},
{
“isim”: "Video ismi 2 ",
“video”: “JWcr4TwcupA”,
“resim” : “http://thevideoanalyst.com/wp-content/uploads/2016/05/video-conference.jpg
},
{
“isim”: “Video ismi 3”,
“video”: “Wcr4TwcupA”,
“resim” : “http://thevideoanalyst.com/wp-content/uploads/2016/05/video-conference.jpg
}
]

     // APP JS
    .controller('VideoCtrl', function ($scope, $http){

    $http.get('http://sanalaraf.com/boluspor/video.json').success(function(data){
     $scope.item = data;
    });

// Video List

    <a  ng-repeat="i in item" class="item item-thumbnail-left" ng-click="login1()">
      <img src="{{i.resim}}"/>     //WORK
      <h2>{{i.isim}}</h2>        //WORK
      
    </a>

</div>

// Modal Login1 ()

<iframe  width="100%" src="http://www.youtube.com/embed/{{i.video}}" frameborder="0" allowfullscreen></iframe>  // NOT WORK

But not working youtube video for ionic app.
HELP ME !!

What exactly is not working? What is going wrong?