function addWorkingRESTRequestMock(scope) {
  scope.get('/admin/shop.json').reply(200, {
    shop: {
      id: 1,
      name: 'My Cool Test Shop'
    }
  });
}
Add a working (200 status code) mock for the REST Admin API.

@param {Scope} scope An instance of the `Scope` class of the nock module.
@public