{ "alert" : "You have a request for payment."}

400 {
  "code": "FPWSE0004E",
  "message": "Bad Request - Invalid JSON."
}

var message = {
            alert : "You have a request for payment.",
            url : "payment_id"
        };
var options = {
                            host : 'mobile.ng.bluemix.net',
                            port : 443,
                            path : '/imfpush/v1/apps/'+appId +'/devices/'+deviceId,
                            method : 'PUT',
                            headers : headers,
                            data:   JSON.stringify(message)
                        };

var reqPost = https.request(options, function(res) {
            res.on('data', function(d) {
                 console.info('PUT result:n');
                 process.stdout.write(d);
                 console.info('nPUTcompleted');
                    });
                });

reqPost.end();