https://stackoverflow.com/questions/44127999/accessing-model-properties-in-controller-ember/44128090

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
  appName: 'Ember Twiddle'
});

initializers.pretenders.js

export function returnJSON(status, body) {
  return json(...arguments);
};

export function json(status, body) {
  if (arguments.length === 1) {
    body = status;
    status = 200;
  }
  
  return [
    status,
    { "Content-Type": "application/json" },
    JSON.stringify(body)
  ];
};

export const server = new Pretender();

export function initialize() {
  server.handledRequest = function(verb, path, request) {
    console.log(`handled request to ${verb} ${path}`);
  }

  server.unhandledRequest = function(verb, path, request) {
    console.log(`undhandled request ${verb} ${path}`);
  }
};

export default {
  name: 'pretender',
  initialize
};

models.dashboard.js

import Model from "ember-data/model";
import attr from "ember-data/attr";
import { belongsTo, hasMany } from "ember-data/relationships";

export default Model.extend({
  permissions:DS.attr()
});

routes.application.js

import Ember from 'ember';
import { server, json } from '../initializers/pretenders';
server.map(function() {  
  this.get('/dashboards', function() {
    return json({
      data: [{
        type: 'dashboard',
        id: 1,
        attributes: {
          permissions: {'name':'role1','desc':'description'}          
        }
      }]
    });
  });
});

export default Ember.Route.extend({
  model(){
    return this.store.findAll('dashboard');
  }
});

templates.application.hbs

<h1>Welcome to {{appName}}</h1>
<br>
{{#each model as |row| }}
 Name: {{row.permissions.name}} <br/>
 Desc: {{row.permissions.desc}} <br />
{{/each}}
<br>
{{outlet}}
<br>
<br>

twiddle.json

{
  "version": "0.12.1",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "2.12.0",
    "ember-data": "2.12.1",
    "ember-template-compiler": "2.12.0",
    "route-recognizer": "https://rawgit.com/tildeio/route-recognizer/56f5fcec6ae58d8e86b5dc77609809fb91198142/dist/route-recognizer.js",
    "FakeXMLHttpRequest": "https://rawgit.com/pretenderjs/FakeXMLHttpRequest/23c3a96b5b24f1bfe595867437e4f128a29c2840/fake_xml_http_request.js",
    "pretender": "https://rawgit.com/pretenderjs/pretender/c6de9afe18b1472aded2592f5a80ad9a26a0e262/pretender.js"
  },
  "addons": {
    
  }
}