{"item_id":2587,"name":"Black full helm (t)","url":"https://runescapetrader.com/item/2587","unit":"GP","buy_limit":8,"prices":{"instant_buy":{"gp":15000,"observed_at":"2026-09-11T17:18:07Z","age_seconds":2254,"status":"stale"},"instant_sell":{"gp":10957,"observed_at":"2026-09-11T17:14:50Z","age_seconds":2451,"status":"stale"}},"market_data_updated_at":"2026-09-11T17:55:11Z","source":{"name":"OSRS Wiki real-time prices","url":"https://oldschool.runescape.wiki/w/RuneScape:Real-time_Prices"}}