<script type="text/javascript" src="getstream.js"></script>
    <script type="text/javascript">
        var client = stream.connect('4zxkbqntch7d', null,'32866');
        var user1 = client.feed('user', 'btcnews', 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJyZXNvdXJjZSI6IioiLCJhY3Rpb24iOiJyZWFkIiwiZmVlZF9pZCI6InVzZXJidGNuZXdzIn0.ig49PJUyW4N_IiNDl89OcJ-dDgubwqAKz9_1XkrO04c');

        function callback(data) {
            console.log(data);
        }

        function successCallback() {
            console.log('now listening to changes in realtime');
        }

        function failCallback(data) {
            alert('something went wrong, check the console logs');
            console.log(data);
        }

        //get a batch of news from getstream during init
        user1.get({ limit:20})
            .then(activitiesSuccess);

        function activitiesSuccess(successData) {
            console.log("retrive success ...");
            console.log(successData);
        }

        //subscribe to the btcnews feed
        user1.subscribe(callback).then(successCallback, failCallback);
    </script>