Push newsletter subscriber to Crisp CRM automatically

In class.subscribe.php

Find

$GLOBALS['SubscriptionMessage'] = GetLang('NewsletterSubscribedSuccessfully') . sprintf(" <a href='%s'>%s.</a>", $GLOBALS['ShopPath'], GetLang('Continue'));

Add after

$GLOBALS['SubscriptionCrisp'] = "<script>\$crisp.push([\"set\", \"user:email\", [\"$email\"]]);\$crisp.push([\"set\", \"user:nickname\", [\"$first_name\"]]);</script>";

In Panels/NewsletterContent.html

Find

 %%GLOBAL_SubscriptionMessage%% 

Add after

 %%GLOBAL_SubscriptionCrisp%%