https://marius.federated.id/outbox/1725894299052/object
Mastodon seems to render anything with "type":"Note" fine.
That URL of yours is "type":"Note" (rather than "type":"Video").
My original post was a request that Mastodon handle "type":"Video" as well as "type":"Node" with a video attachment.
Right now Mastodon doesn't seem to.
