{"type":"firestarter.listing","listing":{"id":"lst_WUYYfts1","product_name":"Quartz Nagini Necklace","category":"Necklaces","description":" \nArkansas quartz snake intaglio\nIntaglio measures 12mm tall by 10mm wide\n100% recycled 14kt yellow gold charm available with or without .9mm adjustable 16/17/18 inch solid 14kt gold chain  \n \nPlease allow up to 2 weeks for production \n ","images":["https://cdn.shopify.com/s/files/1/0057/1971/9970/files/34958649-A936-4103-AB76-087D6FA602DA.jpg?v=1764093728","https://cdn.shopify.com/s/files/1/0057/1971/9970/files/BDAF7CE6-F246-4100-89A6-DE1AC6942081.jpg?v=1764093728"],"price":550,"currency":"USD","in_stock":true,"inventory_qty":19998,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:26.057Z"},"share_url":"https://firestarter.network/l/lst_WUYYfts1","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_WUYYfts1' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Quartz Nagini Necklace' and a budget_max comfortably above $550.00 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."]}}