public function historyAction($id = null)
    {
        $request = $this->getRequest();
        $id = $request->get($this->admin->getIdParameter());

        $object = $this->admin->getObject($id);

        if (!$object) {
            throw $this->createNotFoundException(sprintf('unable to find the object with id: %s', $id));
        }

        $this->admin->checkAccess('history', $object);

        $manager = $this->get('sonata.admin.audit.manager');

        if (!$manager->hasReader($this->admin->getClass())) {
            throw $this->createNotFoundException(
                sprintf(
                    'unable to find the audit reader for class : %s',
                    $this->admin->getClass()
                )
            );
        }

        $reader = $manager->getReader($this->admin->getClass());

        $revisions = $reader->findRevisions($this->admin->getClass(), $id);

        // NEXT_MAJOR: Remove this line and use commented line below it instead
        $template = $this->admin->getTemplate('history');
        // $template = $this->templateRegistry->getTemplate('history');

        return $this->renderWithExtraParams($template, [
            'action' => 'history',
            'object' => $object,
            'revisions' => $revisions,
            'currentRevision' => $revisions ? current($revisions) : false,
        ], null);
    }