public function removeActiveUrl($activeUrl)
    {
        $activeUrls = json_decode($this->activeUrls, true);
        $positionFound = array_search($activeUrl, $activeUrls);
        if ($positionFound) {
            unset($activeUrls[$positionFound]);
            $this->activeUrls = json_encode($activeUrls);
        }

        return $this;
    }