{"type":"firestarter.listing","listing":{"id":"lst_e584U6L6","product_name":"PLAIN GOODS MEN'S DERBY BLACK","category":"The Goods","description":"\n\n\nFrench Du Puy boxcalf leather upper\n\nBlack\n\nAlso available in Loden\n\nRemovable Kiltie with perforation detail\n\nPinked edge detail on foot opening and tongue\n\nNatural color leather lining\n\nHeavy duty rubber sole\n\nGoodyear welted\nHandmade in Portugal\n","images":["https://cdn.shopify.com/s/files/1/1046/1958/files/8U1A9444_dc3ba6f3-cbdc-448f-9f34-2f40d19a10bc.jpg?v=1697556997","https://cdn.shopify.com/s/files/1/1046/1958/files/8U1A9446_5f3be993-23e3-474a-ae1a-62d937280c68.jpg?v=1697556997","https://cdn.shopify.com/s/files/1/1046/1958/files/8U1A9445_4a3cd3a3-f553-44da-8d57-a476af113881.jpg?v=1697556997","https://cdn.shopify.com/s/files/1/1046/1958/files/231009-0189.jpg?v=1698244605"],"price":450,"currency":"USD","in_stock":true,"inventory_qty":99990,"dynamic_pricing":false,"listed_at":"2026-06-18T20:44:13.398Z"},"share_url":"https://firestarter.network/l/lst_e584U6L6","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_e584U6L6' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy PLAIN GOODS MEN'S DERBY BLACK' and a budget_max comfortably above $450.00 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."]}}