A Laravel Nova packages that allows you to embed a HubSpot form using a layout for Flexible Content.
Run:
composer require creode/laravel-nova-hubspot-forms
Then, add the following script tag to your layout file. This is required for the HubSpot form to be rendered.
<script charset="utf-8" type="text/javascript" src="//js-eu1.hsforms.net/forms/embed/v2.js"></script>