Canva oEmbed Link Not Working

I am unable to add oEmbed links to Canva designs. I have checked that they are valid oEmbed links on but when I try to add it to a Prismic document I get an error

This URL doesn't support oEmbed spec.

Here is an example Canva oEmbed link I am trying to add:

Hey @beans, this URL isn't valid for the Embed field, you can check if the URL has a valid oEmbed format here: Validate Provider oEmbed Endpoint | Embedly.

But you can still paste it in your documents using a custom code field: