anchor.diff:  <script src="http://host:port/socket.io/socket.io.js"></script>
   <script>
       var socket = io();
  -    socket.on('user.create.response', function(response) {
  +    socket.on("user.create.response", function(response) {
           if (response.status == 201) {
  -            console.log('user created', response.message);
  +            console.log("user created", response.message);
           } else {
  -            console.log('error', response.message);
  +            console.log("error", response.message);
           }
       });
  -    socket.emit('user.create.request', {
  +    socket.emit("user.create.request", {
           "name": "my name",
           "password": "secret"
       });
  
positive.code: === user.joined
  [source,json]
  {
      'id': '7686d130-2223-4769-ab9f-5cebcf795e80'
  }
  
  === user.leave.request
  
negative.code: === group.invited
  [source,json]
  {
      "id": "7686d130-2223-4769-ab9f-5cebcf795e80"
  }
  
  === group.invites.request
  