 <p>Your call for:</p> <p><a href="http://localhost:4200/api/users" rel="nofollow">http://localhost:4200/api/users</a></p> <p>can't return <code>exactly the same JSON response</code>.</p> <p>Your call for: <code>http://localhost:4200/api/users/1</code> should return:</p> <pre><code>{ "data": { "id":"1", "type": "user", "attributes" : { "firstname":"John", "lastname":"Doe", "email":"johndoe@example.com", "mobile":"12345678", "nextAppointment":1 } } } </code></pre> <p>Read more about JSONAPIAdapter:</p> <ul> <li><a href="http://emberjs.com/blog/2015/06/18/ember-data-1-13-released.html#toc_json-api-adapter-and-serializer" rel="nofollow">JSON API ADAPTER AND SERIALIZER in Ember Data v1.13 blog post</a></li> <li><a href="http://jsonapi.org/" rel="nofollow">jsonapi.org</a></li> </ul>