private function sync_site_license() {
            $api = $this->get_api_user_scope();

            $result = $api->get( "/licenses/{$this->_license->id}.json?license_key=" . urlencode( $this->_license->secret_key ), true );

            if ( ! $this->is_api_result_entity( $result ) ) {
                return $result;
            }

            $license = $this->_update_site_license( new FS_Plugin_License( $result ) );
            $this->_store_licenses();

            return $license;
        }