{"type":"firestarter.listing","listing":{"id":"lst_sQG-KTIw","product_name":"Tanzanite Earring","category":"Earring","description":"Vibrant color, minimalist design, these tanzanite earrings are the perfect gemstone jewelry pieces. Wear these delicate solid gold studs whenever and wherever.","images":["https://cdn.shopify.com/s/files/1/2065/2103/files/yellow-gold-tanzanite-gemstone-stud-earring_420d5fea-7717-4d10-a887-108529b4784d.jpg?v=1773935621","https://cdn.shopify.com/s/files/1/2065/2103/files/tanzanite-gemstone-studs.jpg?v=1773935621","https://cdn.shopify.com/s/files/1/2065/2103/files/white-gold-tanzanite-stud.jpg?v=1773935621","https://cdn.shopify.com/s/files/1/2065/2103/files/rose-gold-tanzanite-stud.jpg?v=1773935621"],"price":326,"currency":"USD","in_stock":true,"inventory_qty":239976,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:43.435Z"},"share_url":"https://firestarter.network/l/lst_sQG-KTIw","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_sQG-KTIw' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Tanzanite Earring' and a budget_max comfortably above $326.00 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."]}}