{"item_id":21090,"name":"Opal necklace","url":"https://runescapetrader.com/item/21090","unit":"GP","buy_limit":10000,"prices":{"instant_buy":{"gp":1096,"observed_at":"2026-09-11T17:18:30Z","age_seconds":2268,"status":"stale"},"instant_sell":{"gp":990,"observed_at":"2026-09-11T17:36:14Z","age_seconds":1204,"status":"stale"}},"market_data_updated_at":"2026-09-11T17:56:11Z","source":{"name":"OSRS Wiki real-time prices","url":"https://oldschool.runescape.wiki/w/RuneScape:Real-time_Prices"}}