public function postMissingKeys()
    {
        $missingKeys = Request::json('missingKeys');

        // always on the default connection
        $this->manager->setConnectionName('');

        /* @var $translator \Vsch\TranslationManager\Translator */
        $translator = App::make('translator');

        $affectedGroups = [];
        foreach ($missingKeys as $key) {
            $key = decodeKey($key);
            list($namespace, $group, $item) = $translator->parseKey($key);
            if ($item && $group) {
                if (!in_array($group, $this->manager->config(Manager::EXCLUDE_GROUPS_KEY))) {
                    $t = $this->manager->missingKey($namespace, $group, $item, null, false, true);
                    if (!$t->exists) {
                        $affectedGroups[] = $t->group;
                        $t->save();
                    }
                }
            } else {
                // TODO: return error invalid key
            }
        }

        $data = [
            'connectionName' => '',
            'affectedGroups' => $affectedGroups,
            'missingKeys' => [],
        ];

        $pretty = Request::has('pretty-json') ? JSON_PRETTY_PRINT : 0;
        return Response::json($data, 200, [], JSON_UNESCAPED_SLASHES | $pretty);
    }