{"item_id":10312,"name":"Black helm (h4)","url":"https://runescapetrader.com/item/10312","unit":"GP","buy_limit":70,"prices":{"instant_buy":{"gp":1600,"observed_at":"2026-09-11T19:12:39Z","age_seconds":11914,"status":"stale"},"instant_sell":{"gp":1500,"observed_at":"2026-09-11T18:55:36Z","age_seconds":12937,"status":"stale"}},"market_data_updated_at":"2026-09-11T22:31:11Z","source":{"name":"OSRS Wiki real-time prices","url":"https://oldschool.runescape.wiki/w/RuneScape:Real-time_Prices"}}