{"type":"firestarter.listing","listing":{"id":"lst_qt6WX8SN","product_name":"Rosecut Sapphire Necklace with Diamond Line","category":"Necklaces","description":"A luminous, rose cut sapphire in accented with a sparkling diamond line. This piece exudes an organic yet elegant look. Perfect for a special occasion, or to elevate everyday. 22k gold bezel, backed in sterling silver with 14k gold chain. Matte finish.\nPendant is approximately 1/3 inch x 1/2 inch.","images":["https://cdn.shopify.com/s/files/1/1479/9532/files/25-07-12_019_1200.jpg?v=1754593614","https://cdn.shopify.com/s/files/1/1479/9532/files/25-06-19_008_1.jpg?v=1757194587"],"price":2645,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:27.973Z"},"share_url":"https://firestarter.network/l/lst_qt6WX8SN","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_qt6WX8SN' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Rosecut Sapphire Necklace with Diamond Line' and a budget_max comfortably above $2645.00 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."]}}