How to process the response from the Backbone JS server?

Question

backbone.js

Good day to all.
Please tell me the best way to do this.
There is a field that takes the value . After I send value on the server the
Server in the answer sends the data.

this.model.set({name:name_val});
var result  this.model.save();
console.log(result);

The console log shows in attributes the data that the server sent, everything is ok.
But you can't get the values.

this.model.get("name"); // возвращает default  значение