private function get_defaults()
    {
        return [
            'echo'                => true,
            'range'               => 5,
            'custom_query'        => false,
            'show_first_last'     => true,
            'show_previous_next'  => true,
            'active_link_wrapper' => '<li class="active">%s</li>',
            'link_wrapper'        => '<li><a href="%s" itemprop="url"><span itemprop="name">%s</span></a></li>',
            'first_wrapper'       => '<li><a href="%s" itemprop="url"><span itemprop="name">' . __('First page', 'snap') . '</span></a></li>',
            'previous_wrapper'    => '<li><a href="%s" itemprop="url"><span itemprop="name">' . __('Previous', 'snap') . '</span></a></li>',
            'next_wrapper'        => '<li><a href="%s" itemprop="url"><span itemprop="name">' . __('Next', 'snap') . '</span></a></li>',
            'last_wrapper'        => '<li><a href="%s" itemprop="url"><span itemprop="name">' . __('Last page', 'snap') . '</span></a></li>',
            'before_output'       => '<nav aria-label="' . __('Pagination', 'snap') . '"><ul role="navigation" itemscope itemtype="http://schema.org/SiteNavigationElement">',
            'after_output'        => '</ul></nav>',
        ];
    }