{"type":"firestarter.listing","listing":{"id":"lst_X5jb_NU1","product_name":"Linen Napkins in Natural","category":"TABLE LINENS","description":"100% handmade Italian linen napkins from Once Milano. A soft and beautiful texture addition to any table for weeknight suppers and dinner parties alike. Sold individually. \nMeasures: 18\" x 18\"Sold individually. \nMade in Italy.\n","images":["https://cdn.shopify.com/s/files/1/1713/4363/files/once-milano-linen-napkins-natural-45528-502320.jpg?v=1744733202"],"price":28,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:44:14.668Z"},"share_url":"https://firestarter.network/l/lst_X5jb_NU1","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_X5jb_NU1' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Linen Napkins in Natural' and a budget_max comfortably above $28.00 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."]}}