How to add an ASE menu item

<?php
add_action( 'admin_menu', 'csm_add_ase_menu' );

function csm_add_ase_menu() {
    // 	Reference: https://developer.wordpress.org/reference/functions/add_menu_page/
    add_menu_page(
        'ASE', // Page title
        'ASE', // Menu title
        'manage_options', // User capability required to view
        'tools.php?page=admin-site-enhancements', // Menu slug
        '', // Callback
        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zQ0IDQwNy41LDI4OUMgMzk4LjIzOSwyODUuODAyIDM4OC45MDYsMjgyLjgwMiAzNzkuNSwyODBDIDM3My42NDksMjc3LjE3OCAzNzEuOTgyLDI3Mi42NzggMzc0LjUsMjY2LjVDIDM4Mi44MzMsMjYwLjUgMzkxLjE2NywyNTQuNSAzOTkuNSwyNDguNUMgNDAwLjMzMiwyMzcuODQ5IDQwMC44MzIsMjI3LjE4MiA0MDEsMjE2LjVDIDQwMS41OTksMjEzLjc0NiA0MDMuMDk5LDIxMS43NDYgNDA1LjUsMjEwLjUgWiIvPjwvZz4KPC9zdmc+', // Menu icon
        3, // Menu position
    );	
}