{"type":"firestarter.listing","listing":{"id":"lst_c4nNG9n9","product_name":"PORCELAIN BUTTER DISHES","category":"Butter dish","description":"\nPorcelain\n\nSizes:\n\nHalf stick 3\" x 3.375\"\nFull stick 5.75\" x 3\"\n\n\nWhite / Blue\nJapan\n","images":["https://cdn.shopify.com/s/files/1/1046/1958/products/butter2.jpg?v=1587403130","https://cdn.shopify.com/s/files/1/1046/1958/products/buttersmall1.jpg?v=1587403132","https://cdn.shopify.com/s/files/1/1046/1958/products/butterlarge1.jpg?v=1587403132"],"price":80,"currency":"USD","in_stock":true,"inventory_qty":19998,"dynamic_pricing":false,"listed_at":"2026-06-18T20:44:13.765Z"},"share_url":"https://firestarter.network/l/lst_c4nNG9n9","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_c4nNG9n9' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy PORCELAIN BUTTER DISHES' and a budget_max comfortably above $80.00 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."]}}