{"type":"firestarter.listing","listing":{"id":"lst_NvqiP2tb","product_name":"Bryozoan Fossil Ring with Three Diamonds","category":"Rings","description":"This unusual and very special ring features a large 110-million-year-old fossilized Bryozoan piece, set in warm 22k gold and accented with three 22k gold diamond dots.\nThe setting is backed with sterling silver, and measures approximately 5/8 inch x 1 1/8 inch, on a 4mm hammered sterling silver band. Matte finish.\nEach stone varies slightly. They are all incredibly beautiful, with mysterious gray and black patterns.","images":["https://cdn.shopify.com/s/files/1/1479/9532/products/210706-AKJ_013_edited_1200.jpg?v=1754593133","https://cdn.shopify.com/s/files/1/1479/9532/products/210706-AKJ_014_edited_1200.jpg?v=1754593133"],"price":1335,"currency":"USD","in_stock":true,"inventory_qty":149985,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:27.417Z"},"share_url":"https://firestarter.network/l/lst_NvqiP2tb","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_NvqiP2tb' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Bryozoan Fossil Ring with Three Diamonds' and a budget_max comfortably above $1335.00 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."]}}