A list of inventory buckets and other metadata to show on the screen.
The title and other common properties of the flyout.
If this flyout is meant to show you the contents of the player's equipment slot, this is the slot to show.
An identifier for the flyout, in case anything else needs to refer to them.
If the flyout is locked, this is the reason why.
If this is true, don't show any of the glistening "this is a new item" UI elements, like we show on the inventory items themselves in in-game UI.
The definition for an "inventory flyout": a UI screen where we show you part of an otherwise hidden vendor inventory: like the Vault inventory buckets.