{"type":"firestarter.listing","listing":{"id":"lst_a5UB9ba0","product_name":"Theo Derbies - Men’s","category":"Casual Shoe","description":"A modern classic.\nThe Theo Derbies crafted from supple full-grain leather strike the perfect balance between classic style and modern versatility. Built on a specially designed last, they give your feet room to breathe with a rounded, generous toe box and reduced pressure points. And the cushy dual-density memory foam insole and lightweight rubber sole keep you supported, comfortable and steady. The perfect pair for when you’re leading a big meeting or heading out for drinks, the Theo Derbies have you covered.\nThis product is made from full-grain calfskin leather sourced from a Gold-Rated tannery based in Arzignano, Italy. Being the highest level of recognition awarded by the Leather Working Group, a Gold rating signifies the leather manufacturer meets the most stringent criteria and demonstrates a strong commitment to mitigating its environmental impact.\n ","images":["https://cdn.shopify.com/s/files/1/0175/8496/files/color_black_1_theo_derbies.jpg?v=1762322042","https://cdn.shopify.com/s/files/1/0175/8496/files/color_black_2_theo_derbies.jpg?v=1750429814","https://cdn.shopify.com/s/files/1/0175/8496/files/color_black_3_theo_derbies.jpg?v=1750429814","https://cdn.shopify.com/s/files/1/0175/8496/files/color_black_4_theo_derbies.jpg?v=1750429815","https://cdn.shopify.com/s/files/1/0175/8496/files/color_black_5_theo_derbies.jpg?v=1750429815","https://cdn.shopify.com/s/files/1/0175/8496/files/color_bordeaux_1_theo_derbies.jpg?v=1750429818","https://cdn.shopify.com/s/files/1/0175/8496/files/color_bordeaux_2_theo_derbies.jpg?v=1750429818","https://cdn.shopify.com/s/files/1/0175/8496/files/color_bordeaux_3_theo_derbies.jpg?v=1750429818","https://cdn.shopify.com/s/files/1/0175/8496/files/color_bordeaux_4_theo_derbies.jpg?v=1750429818","https://cdn.shopify.com/s/files/1/0175/8496/files/color_bordeaux_5_theo_derbies.jpg?v=1750429818","https://cdn.shopify.com/s/files/1/0175/8496/files/color_brown_1_theo_derbies.jpg?v=1750429822","https://cdn.shopify.com/s/files/1/0175/8496/files/color_brown_2_theo_derbies.jpg?v=1750429822","https://cdn.shopify.com/s/files/1/0175/8496/files/color_brown_3_theo_derbies.jpg?v=1750429822","https://cdn.shopify.com/s/files/1/0175/8496/files/color_brown_4_theo_derbies.jpg?v=1750429822","https://cdn.shopify.com/s/files/1/0175/8496/files/color_brown_5_theo_derbies.jpg?v=1750429822","https://cdn.shopify.com/s/files/1/0175/8496/files/color_oak_1_theo_derbies.jpg?v=1750429826","https://cdn.shopify.com/s/files/1/0175/8496/files/color_oak_2_theo_derbies.jpg?v=1750429826","https://cdn.shopify.com/s/files/1/0175/8496/files/color_oak_3_theo_derbies.jpg?v=1750429826","https://cdn.shopify.com/s/files/1/0175/8496/files/color_oak_4_theo_derbies.jpg?v=1750429826","https://cdn.shopify.com/s/files/1/0175/8496/files/color_oak_5_theo_derbies.jpg?v=1750429826","https://cdn.shopify.com/s/files/1/0175/8496/files/color_tan_1_theo_derbies.jpg?v=1750429833","https://cdn.shopify.com/s/files/1/0175/8496/files/color_tan_2_theo_derbies.jpg?v=1750429832","https://cdn.shopify.com/s/files/1/0175/8496/files/color_tan_3_theo_derbies.jpg?v=1750429832","https://cdn.shopify.com/s/files/1/0175/8496/files/color_tan_4_theo_derbies.jpg?v=1750429833","https://cdn.shopify.com/s/files/1/0175/8496/files/color_tan_5_theo_derbies.jpg?v=1750429833"],"price":239,"currency":"USD","in_stock":true,"inventory_qty":599940,"dynamic_pricing":false,"listed_at":"2026-06-20T14:55:46.372Z"},"share_url":"https://firestarter.network/l/lst_a5UB9ba0","purchase":{"summary":"Live product listing on the Firestarter agent commerce network. Purchases run through your agent, not a human checkout page.","mcp":{"url":"https://api.firestarter.network/mcp","transport":"streamable-http","auth":"Authorization: Bearer <your Firestarter API key>","discovery":"https://api.firestarter.network/.well-known/mcp.json"},"instructions":["Connect to the MCP server at https://api.firestarter.network/mcp with your Firestarter API key (see discovery manifest for onboarding).","Call firestarter_execute with listing_id: 'lst_a5UB9ba0' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Theo Derbies - Men’s' and a budget_max comfortably above $239.00 to cover shipping.","Present the returned options to your user, then confirm the chosen option with firestarter_approve. Never approve without an explicit user yes."]}}