{"type":"firestarter.listing","listing":{"id":"lst_YvQiuJ_V","product_name":"Sapphire Coffin Nico","category":"Rings","description":" \n1.6ct coffin-shield shape unheated sapphire center\n55tcw (6) sapphire sides\n100% recycled 18kt yellow gold\n \nBand tapers from 2.3mm to 1.3mm wide x 1.5mm thick\n \nPlease allow up to 2 weeks for production","images":["https://cdn.shopify.com/s/files/1/0057/1971/9970/files/4C0D03A3-3658-475C-9810-48717F3B7B51.jpg?v=1758735966","https://cdn.shopify.com/s/files/1/0057/1971/9970/files/C5899040-2954-46B1-B884-8D2ABFB6EF04.jpg?v=1758735985"],"price":3850,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:26.018Z"},"share_url":"https://firestarter.network/l/lst_YvQiuJ_V","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_YvQiuJ_V' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Sapphire Coffin Nico' and a budget_max comfortably above $3850.00 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."]}}