Jetpack::module_configuration_url PHP Method

    public static function module_configuration_url($module)
    {
        $module = Jetpack::get_module_slug($module);
        return Jetpack::admin_url(array('page' => 'jetpack', 'configure' => $module));
    }

function jetpack_json_api_configuration_load()
{
    if (isset($_POST['action']) && $_POST['action'] == 'save_options' && wp_verify_nonce($_POST['_wpnonce'], 'json-api')) {
        Jetpack_Options::update_option('json_api_full_management', isset($_POST['json_api_full_management']));
        Jetpack::state('message', 'module_configured');
        wp_safe_redirect(Jetpack::module_configuration_url('json-api'));
        exit;
    }
}