{"type":"firestarter.listing","listing":{"id":"lst_-YRNgEPJ","product_name":"Overgrowth Ring","category":"Rings","description":"A fungi lover's dream: the Overgrowth ring gives the illusion that your finger is growing a bundle of Fly Agaric mushrooms. We used seed pearls to represent the white spots on this iconic red mushroom cap. The underside of the ring features realistic mushroom ribbing details.","images":["https://cdn.shopify.com/s/files/1/0571/2936/9756/products/Untitled-6.gif?v=1648585839","https://cdn.shopify.com/s/files/1/0571/2936/9756/products/img8.jpg?v=1648585839","https://cdn.shopify.com/s/files/1/0571/2936/9756/products/img6.jpg?v=1648585839"],"price":245,"currency":"USD","in_stock":true,"inventory_qty":19998,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:23.917Z"},"share_url":"https://firestarter.network/l/lst_-YRNgEPJ","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_-YRNgEPJ' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Overgrowth Ring' and a budget_max comfortably above $245.00 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."]}}