Merge pull request twilio-samples#25 from IObert/patch-1

Simplify code

Author: pkamp3

index.js

@@ -184,7 +184,7 @@ fastify.register(async (fastify) => {
                     const audioDelta = {
                         event: 'media',
                         streamSid: streamSid,
-                        media: { payload: Buffer.from(response.delta, 'base64').toString('base64') }
+                        media: { payload: response.delta }
                     };
                     connection.send(JSON.stringify(audioDelta));
 
@@ -271,4 +271,4 @@ fastify.listen({ port: PORT }, (err) => {
         process.exit(1);
     }
     console.log(`Server is listening on port ${PORT}`);
-});
+});