{"item_id":10308,"name":"Black helm (h2)","url":"https://runescapetrader.com/item/10308","unit":"GP","buy_limit":70,"prices":{"instant_buy":{"gp":4777,"observed_at":"2026-09-11T14:49:08Z","age_seconds":29290,"status":"stale"},"instant_sell":{"gp":4750,"observed_at":"2026-09-11T22:16:37Z","age_seconds":2441,"status":"stale"}},"market_data_updated_at":"2026-09-11T22:57:11Z","source":{"name":"OSRS Wiki real-time prices","url":"https://oldschool.runescape.wiki/w/RuneScape:Real-time_Prices"}}