{"type":"firestarter.listing","listing":{"id":"lst_PZInzMXW","product_name":"Crimson Sapphire Ring","category":"Rings","description":"A vibrant faceted sapphire wrapped in warm 18k gold, and accented by two sparkling white diamonds. This special stone features deep red tones with hints of orange. The bezel is set on a 3mm 18k gold band.\nThis stone measures approximately 7.5mm x 5mm. Matte finish.","images":["https://cdn.shopify.com/s/files/1/1479/9532/files/25-12-04_019.jpg?v=1765476291","https://cdn.shopify.com/s/files/1/1479/9532/files/25-12-04_006.jpg?v=1765476192","https://cdn.shopify.com/s/files/1/1479/9532/files/25-12-04_018.jpg?v=1765476310"],"price":3290,"currency":"USD","in_stock":true,"inventory_qty":149985,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:25.961Z"},"share_url":"https://firestarter.network/l/lst_PZInzMXW","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_PZInzMXW' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Crimson Sapphire Ring' and a budget_max comfortably above $3290.00 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."]}}