{"type":"firestarter.listing","listing":{"id":"lst_W6A3KanV","product_name":"Blue Topaz Charm Necklace","category":"Necklaces","description":"This simple and sweet necklace consists of a lovely blue topaz drop which floats freely next to a delicate sterling silver charm. Matte finish.","images":["https://cdn.shopify.com/s/files/1/1479/9532/files/26-02-12_006.jpg?v=1771523509","https://cdn.shopify.com/s/files/1/1479/9532/files/26-02-12_047.jpg?v=1771523513"],"price":165,"currency":"USD","in_stock":true,"inventory_qty":29997,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:25.801Z"},"share_url":"https://firestarter.network/l/lst_W6A3KanV","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_W6A3KanV' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Blue Topaz Charm Necklace' and a budget_max comfortably above $165.00 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."]}}