{"type":"firestarter.listing","listing":{"id":"lst_Tgvx4hYa","product_name":"Lumos Pen Sleeve","category":"Lumos","description":"Expertly hand-made by British craftsman Edward de Lacy for the Lumos pen. This Pen sleeve is designed to keep your Lumos Pro safe and scratch free when you're out and about.  The veg-tanned leather is beautifully soft and will take on it's own unique patina over time.  The cork is slightly less durable but if looked after well it will provide a delightful home for your Lumos for years to come\nPart of our Leather Desk Accessories range, designed by Edward de Lacy.\nMeasures: 170mm x 32mmWeight: 15g","images":["https://cdn.shopify.com/s/files/1/0089/6129/4417/files/lumospensleeveLEATHER.jpg?v=1768161799","https://cdn.shopify.com/s/files/1/0089/6129/4417/files/lumos-pen-sleeve-natural-leather.jpg?v=1768161799","https://cdn.shopify.com/s/files/1/0089/6129/4417/files/lumos-pen-sleeve-natural-leather-detail.jpg?v=1768161799","https://cdn.shopify.com/s/files/1/0089/6129/4417/files/lumos-pen-sleeve-natural-leather-2.jpg?v=1768161799"],"price":19,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:47:23.628Z"},"share_url":"https://firestarter.network/l/lst_Tgvx4hYa","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_Tgvx4hYa' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Lumos Pen Sleeve' and a budget_max comfortably above $19.00 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."]}}