{"type":"firestarter.listing","listing":{"id":"lst_RrTt-ucv","product_name":"Grenouille Ring","category":"Rings","description":"This decadent 18K gold ring is inspired by wizardry and spells. The patterning on the frog itself is meticulously detailed. This fantastical creature has lime green stones embedded as eyes. The braided band adds to the overall uniqueness of this masterpiece.","images":["https://cdn.shopify.com/s/files/1/0571/2936/9756/products/img7_e5c6aba0-4a9f-44f7-ba33-ee0263d53188.jpg?v=1634583308","https://cdn.shopify.com/s/files/1/0571/2936/9756/products/10.jpg?v=1634583309"],"price":280,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:23.930Z"},"share_url":"https://firestarter.network/l/lst_RrTt-ucv","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_RrTt-ucv' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Grenouille Ring' and a budget_max comfortably above $280.00 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."]}}