{"type":"firestarter.listing","listing":{"id":"lst_4TpdMFHc","product_name":"Lime Green Tourmaline Ring with Diamond","category":"Rings","description":"A smooth, juicy green tourmaline cabochon is wrapped in warm 22k gold and accented with a sparkling diamond dot. Sterling silver back and 2mm hammered sterling band.\nStone measures approximately 1/2\" by 3/8\". Matte finish.","images":["https://cdn.shopify.com/s/files/1/1479/9532/files/26-04-02_018.jpg?v=1775496981","https://cdn.shopify.com/s/files/1/1479/9532/files/26-04-02_027.jpg?v=1775496296","https://cdn.shopify.com/s/files/1/1479/9532/files/26-04-02_017.jpg?v=1775496188"],"price":1750,"currency":"USD","in_stock":true,"inventory_qty":149985,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:25.740Z"},"share_url":"https://firestarter.network/l/lst_4TpdMFHc","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_4TpdMFHc' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Lime Green Tourmaline Ring with Diamond' and a budget_max comfortably above $1750.00 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."]}}