A product type property value object represents a single value of a product type property. In the case of a Hard Drive product type, it may have a property called "capacity". Capacity may have a value in its list of options called "1TB". This object represents the 1TB value.
value - String - The actual readable value
count - Integer - The number of results with this value
selected? - Boolean - Indicates if this value is selected. This is most commonly used with the Products object for filtering a set of products.