                'projectId':'your_google_project_number',
                        'url':'https://ortc-developers.realtime.co/server/ssl/2.1/'
                    })
                    .then(function () {
                        OrtcPushPlugin.log("Connected: ");
                        var channel = document.getElementById('channel');
                        OrtcPushPlugin.log("Trying to subscribe: " + channel.value);
                        OrtcPushPlugin.subscribe({
                            'channel':