{"item_id":1157,"name":"Steel full helm","url":"https://runescapetrader.com/item/1157","unit":"GP","buy_limit":125,"prices":{"instant_buy":{"gp":279,"observed_at":"2026-09-11T22:06:41Z","age_seconds":328,"status":"fresh"},"instant_sell":{"gp":149,"observed_at":"2026-09-11T22:09:49Z","age_seconds":140,"status":"fresh"}},"market_data_updated_at":"2026-09-11T22:11:11Z","source":{"name":"OSRS Wiki real-time prices","url":"https://oldschool.runescape.wiki/w/RuneScape:Real-time_Prices"}}