Required to complete the following achievements:
{"item_id": "84678", "name": "Writings of the Last Spearmarshal, Vol. 10", "description": "", "type": "Consumable", "level": "0", "rarity": "Rare", "vendor_value": "5000", "icon_file_id": "1766878", "icon_file_signature": "0FF5BB4AD191FDDCB60D0297A9E6105B9EB7A814", "upgrade_recipes": [], "game_types": ["PvpLobby", "Wvw", "Dungeon", "Pve"], "flags": ["AccountBound", "NoSalvage", "NoSell", "AccountBindOnUse"], "restrictions": [], "details": {"type": "Immediate"}}