diff --git a/app.js b/app.js
index a8dd3eb..925b963 100644
--- a/app.js
+++ b/app.js
@@ -15,9 +15,26 @@ import path from 'path'
 const __dirname = path.resolve()
 
 import Server from 'socket.io'
-import mediasoup, { getSupportedRtpCapabilities } from 'mediasoup'
+import mediasoup from 'mediasoup'
 
 let worker
+/**
+ * videoCalls
+ * |-> Router
+ * |-> Producer
+ * |-> Consumer 
+ * |-> Producer Transport
+ * |-> Consumer Transport
+ * 
+ * '<callId>': {
+ *  router: Router,
+ *  producer: Producer,
+ *  producerTransport: Producer Transport,
+ *  consumer: Consumer,
+ *  consumerTransport: Consumer Transport
+ * }
+ * 
+ **/
 let videoCalls = {}
 
 app.get('/', (_req, res) => {
@@ -39,19 +56,8 @@ httpsServer.listen(process.env.PORT, () => {
 })
 
 const io = new Server(httpsServer)
-
-// socket.io namespace (could represent a room?)
 const peers = io.of('/mediasoup')
 
-/**
- * Worker
- * |-> Router(s)
- *     |-> Producer Transport(s)
- *         |-> Producer
- *     |-> Consumer Transport(s)
- *         |-> Consumer 
- **/
-
 const createWorker = async () => {
   worker = await mediasoup.createWorker({
     rtcMinPort: 2000,
@@ -269,8 +275,6 @@ const createWebRtcTransportLayer = async (callId, callback) => {
       dtlsParameters: transport.dtlsParameters,
     }
 
-    // console.log('params', params);
-
     // send back to the client the following prameters
     callback({
       // https://mediasoup.org/documentation/v3/mediasoup-client/api/#TransportOptions