Clove Intercom example. Read more at https://hub.clovecx.com/hc/a/Intercom-Chat-Widget-1cb767c1b30a4b1da310243934b4cf69

intercom.html

{% if user %}
  <script>
    window.intercomSettings = {
      app_id: "YOUR_APP_ID",
      user_id: "{{ user.id }}",
      email: "{{ user.email }}",
      user_hash: "{{ user.id | encrypt: "hmac", "YOUR_IDENTITY_VERIFICATION_SECRET" }}"
    };
  </script>
{% else %}
  <script>
    window.intercomSettings = {
      app_id: "YOUR_APP_ID"
    };
  </script>
{% endif %}
<script>
  // The pre-populated script from Step 1
</script>