Show Pro Sites list with level

code.php

<?php
// Shortcode [show_pro_sites]
function show_pro_sites_func( $atts ) {
    global $psts;
    $sites = wp_get_sites( array( 'limit' => 5000 ) );
    
    $html .= '<table width="100%" cellspacing="0" cellpadding="0">';
    $html .= '<tr>';
	$html .= '<th>Site Name</th>';
	$html .= '<th>Admin</th>';
	$html .= '<th>Pro Level</th>';
    $html .= '</tr>';
    
    foreach( $sites as $site ) {
    	if( $site['blog_id'] == 1 ) continue;
	switch_to_blog( $site['blog_id'] );
	$html .= '<tr>';
	$html .= '<td><a href="' . site_url() . '" target="_blank">' . get_bloginfo( 'name' ) . '</a></td>';
	$user = get_user_by( 'email', get_bloginfo( 'admin_email' ) );
	$html .= '<td>' . $user->display_name . '</td>';
	$html .= '<td>' . $psts->get_level_setting( $psts->get_level( $site['blog_id'] ), 'name' ) . '</td>';
	$html .= '</tr>';
	restore_current_blog();
    }
    $html .= '</table>';
    return $html;
    
}
add_shortcode( 'show_pro_sites', 'show_pro_sites_func' );