public function getRoute($coverageId, $routeId, $depth = 1)
    {
        $query = array(
            'api' => 'coverage',
            'parameters' => array(
                'region'      => $coverageId,
                'path_filter' => 'routes/'.$routeId,
                'parameters'  => '?depth='.$depth
            )
        );

        return $this->navitia_component->call($query);
    }