Nope, that's the URL to the documentation, not the API endpoint itself. The correct one is
and you can find it by clicking on the link in the Try It widget:
I think creation_date is a default/universal sorting, unless activity_date is available. (But you know what they say happens when you "ASSUME".)‡
Seems like it would be required if paging is going to work well.
This post has 753 edits (759 revision entries) and the creation dates are all in descending order.
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