public function serialize(Workspace $workspace)
    {
        $serialized = $this->serializer->serialize($workspace, [Options::REFRESH_UUID]);

        //if roles duplicatas, remove them
        $roles = $serialized['roles'];

        foreach ($roles as $role) {
            $uniques[$role['translationKey']] = ['type' => $role['type']];
        }

        $roles = [];
        foreach ($uniques as $key => $val) {
            $val['translationKey'] = $key;
            $roles[] = $val;
        }

        $serialized['roles'] = $roles;

        //we want to load  the ressources first
        $ot = $workspace->getOrderedTools()->toArray();

        $idx = 0;

        foreach ($ot as $key => $tool) {
            if ('resource_manager' === $tool->getName()) {
                $idx = $key;
            }
        }

        $first = $ot[$idx];
        unset($ot[$idx]);
        array_unshift($ot, $first);

        $serialized['orderedTools'] = array_map(function (OrderedTool $tool) {
            $data = $this->ots->serialize($tool, [Options::SERIALIZE_TOOL, Options::REFRESH_UUID]);

            return $data;
        }, $ot);

        return $serialized;
    }