The list of perks to display in an item tooltip - and whether or not they have been activated.

Perks apply a variety of effects to a character, and are generally either intrinsic to the item or provided in activated talent nodes or sockets.
Type: object
Object Properties
Mapped to Definition
The hash identifier for the perk, which can be used to look up DestinySandboxPerkDefinition if it exists. Be warned, perks frequently do not have user-viewable information. You should examine whether you actually found a name/description in the perk's definition before you show it to the user.
Type: uint32
Mapped to Manifest Database Definition: Destiny.Definitions.DestinySandboxPerkDefinition
The icon for the perk.
Type: string
Whether this perk is currently active. (We may return perks that you have not actually activated yet: these represent perks that you should show in the item's tooltip, but that the user has not yet activated.)
Type: boolean
Some perks provide benefits, but aren't visible in the UI. This value will let you know if this is perk should be shown in your UI.
Type: boolean