Property:Is itemtype
This is a String property. Allowed values are: Weapon,Armour,Shield,Ring,Parchment,Book,Accessory
Denotes the type of a unique item, as given by the game.
{ "type": "PROPERTY_CONSTRAINT_SCHEMA", "constraints": { "type_constraint": "_txt", "allowed_values": [ "Weapon", "Armour", "Shield", "Ring", "Parchment", "Book", "Accessory" ] } }