{"type":"firestarter.listing","listing":{"id":"lst_mZlY1NKm","product_name":"Sardine Brooch","category":"Accessories","description":"A small fish with big plans. Hand-embroidered with glass beads and sequins, this sardine brooch turns a pantry regular into something worth showing off. Artisan made in small batches.","images":["https://cdn.shopify.com/s/files/1/0088/6620/1680/files/TRV-SARDINE.jpg?v=1775081936","https://cdn.shopify.com/s/files/1/0088/6620/1680/files/TRV-SARDINE_a1d16337-f2e0-46ff-bbb6-fdfcd8c9c9b3.jpg?v=1775081936","https://cdn.shopify.com/s/files/1/0088/6620/1680/files/TRV-SARDINE-02.jpg?v=1775081936"],"price":80,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:47:27.784Z"},"share_url":"https://firestarter.network/l/lst_mZlY1NKm","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_mZlY1NKm' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Sardine Brooch' 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."]}}