If you are using Gutenberg in WordPress, you can now simply add the VBO Plugin code by choosing the "Custom HTML" block. Click the plus sign in the Gutenberg editor, then select the "Formatting" tab, and choose the "Custom HTML" block.
Next, paste your VBO Plugin code into the HTML field, as seen below. From here you can click the "Preview" button to see how the plugin loads. Finally, click the "Publish" button on your WordPress page editor in order to save your changes and make them live.