Passed to playRichContent and canPlayRichContent by RichContentCard
and JournalCard. It is a dump's RichContent, its thumbnail replaced by the
dump's own when it has one.
type: string
The provider, as in RichContent.type.
url: string
The page, which native Bandcamp playback resolves.
optional
title: string
optional
embedUrl: string
optional
thumbnailUrl: string
Shown in the player's header, unless Bandcamp has album art of its own.
optional
siteName: string
Shown under the title in the player's header.