app.get('/payments', function(req, res) {
    res.header("Access-Control-Allow-Origin", "*");
    res.header("Access-Control-Allow-Headers", "X-Requested-With");
    res.connection.setTimeout(0); // this could take a while

    res.writeHead(200, {
        'Content-Type': 'text/event-stream',
        'Connection': 'keep-alive',
        'Cache-Control': 'no-cache',
    });
    ee.on("payment"+req.query.wallet, function (datoak) {
            res.write("data: "
                + JSON.stringify({'wallet': datoak.address, 'refund_address': datoak.refund_address,'payment_status': 'paid'})
                + "nn")
            });
});