Eventbrite WebHook when host restricts direct PHP access

You can add a rewrite rule to your .htaccess file before the #BEGIN WordPress

<IfModule mod_rewrite.c>
RewriteEngine On
RewriteRule ^eb_webhook$ /wp-content/plugins/freemius-premium/includes/eb_webhook.php [L]
</IfModule>
# BEGIN WordPress

this will allow you to access via yourdomain dot com/eb_webhook