Mobile Manifest Entity
Defines the tier type of an item. Mostly this provides human readable properties for types like Common, Rare, etc...

It also provides some base data for infusion that could be useful.
Mapped to Mobile Manifest Table: ItemTierTypes
Type: object
Object Properties
If this tier defines infusion properties, they will be contained here.
Type: object
The unique identifier for this entity. Guaranteed to be unique for the type of entity, but not globally.

When entities refer to each other in Destiny content, it is this hash that they are referring to.
Type: uint32
The index of the entity as it was found in the investment tables.
Type: int32
If this is true, then there is an entity with this identifier/type combination, but BNet is not yet allowed to show it. Sorry!
Type: boolean