{"type":"firestarter.listing","listing":{"id":"lst_cZkTMsZu","product_name":"Five Diamond Engagement Ring with Baguettes","category":"Rings","description":"\nA round full cut center diamond set between a gradient of four baguette diamond side stones to enhance the brilliance of this classic three stone engagement ring, representing past, present and future of your relationship. \nPictured with 1.50 carat center stone.\nPrices are based on H color, SI1 clarity center diamonds.","images":["https://cdn.shopify.com/s/files/1/1442/5650/products/FWR140-FRONT.WEB.jpg?v=1631138214","https://cdn.shopify.com/s/files/1/1442/5650/products/BFWR140-2.jpg?v=1631195875","https://cdn.shopify.com/s/files/1/1442/5650/products/BFWR140-1.jpg?v=1631195875","https://cdn.shopify.com/s/files/1/1442/5650/products/FWR140.WEB.jpg?v=1631195875"],"price":19750,"currency":"USD","in_stock":true,"inventory_qty":539946,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:28.944Z"},"share_url":"https://firestarter.network/l/lst_cZkTMsZu","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_cZkTMsZu' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Five Diamond Engagement Ring with Baguettes' and a budget_max comfortably above $19750.00 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."]}}