{"item_id":30321,"name":"Zombie helmet","url":"https://runescapetrader.com/item/30321","unit":"GP","buy_limit":50,"prices":{"instant_buy":{"gp":276341,"observed_at":"2026-09-11T21:58:55Z","age_seconds":286,"status":"fresh"},"instant_sell":{"gp":259643,"observed_at":"2026-09-11T21:53:15Z","age_seconds":626,"status":"fresh"}},"market_data_updated_at":"2026-09-11T22:03:11Z","source":{"name":"OSRS Wiki real-time prices","url":"https://oldschool.runescape.wiki/w/RuneScape:Real-time_Prices"}}