Universal login/Branding API - set custom font URL?

According to this article, the new universal login experience allows you to set a custom font URL using the Branding API. However, the reference documents for the Branding API do not explain how to do this (e.g. what property to set on the JSON object passed to the UPDATE method).

How do you set the custom font URL using the Branding API?

Hey there!

Let me check it with the product manager of the team responsible for Universal Login!

It seems like the problem might be on our docs team side as they’ve probably put wrong URL under that link cause you are redirected to Management API explorer site and pretty much don’t know why and you’re not shown the info that is supposed to be there in that link. I reached out to them to find it out!

Here is the link you should access by clicking on that one in the doc: