[cryptoverse] datalayer-init

<script>
    // Add this when the page loads, as high as possible in the source code
    window.dataLayer = window.dataLayer || [];
    window.dataLayer.push({
      'event': 'dataLayer-init',
      'user_id': '1234', // the user id as kept in the backend. only for logged in users.
      'is_customer': false, // true or false, depending if the user has bought something or not. only when info is known
      'is_subscriber': true, // true or false, depending if the user is subscribed to newsletter or not. only if info is known
    });
</script>