server.get('/isochrones/:point/:startTime/:sizeMinutes/:maxDurationMinutes', function (req, res, next) { res.header("Access-Control-Allow-Origin", "*"); res.header("Access-Control-Allow-Headers", "X-Requested-With"); var result = {}; client.isochrones(req.params.point, req.params.startTime, req.params.sizeMinutes, req.params.maxDurationMinutes, function(body){ result.body = JSON.parse(body); res.send(result); return next(); }); });