1. Visit a page you wish to edit and click "Edit with WPBakery Page Builder" at the admin bar


2. Add new element Text Block


3. Change to "Text" editor. Paste there your code. Save Changes and update the page

4. Visit your page and the code will be aviable. You can then edit page again and place it where you wish. For some codes that do not have ready previed it can be easier to use backend editor:

5. It will look like this:

6. And your text block, that you can move to another place: