{"type":"firestarter.listing","listing":{"id":"lst_tZuylDH8","product_name":"Diamond Curve Ring 18k Yellow Gold","category":"Rings","description":"Diamond Curve Ring 18k Yellow Gold\nSingle Band of bezel set faceted round diamonds set in 18k yellow gold\nFor Custom Inquiries please email:\nsales@kateywalker.com","images":["https://cdn.shopify.com/s/files/1/0077/6041/2731/files/FullSizeRender_0b349590-82e2-4e02-96c6-7c6ecde26c68.jpg?v=1738819045","https://cdn.shopify.com/s/files/1/0077/6041/2731/files/IMG-0859.jpg?v=1738819045","https://cdn.shopify.com/s/files/1/0077/6041/2731/files/IMG-0854.jpg?v=1738819045"],"price":8995,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:21.110Z"},"share_url":"https://firestarter.network/l/lst_tZuylDH8","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_tZuylDH8' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Diamond Curve Ring 18k Yellow Gold' and a budget_max comfortably above $8995.00 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."]}}