note.js

import {Model} from 'backbone';

export const NoteModel = Model.extend({
  urlRoot: '/notes/',
  defaults: {
    header: '',
    body: ''
  }
});

notes.js

import {Collection} from 'backbone';

import {NoteModel} from 'note.js';

export const NoteCollection = Collection.extend({
  model: NoteModel,
  url: '/notes/'
});