{"type":"firestarter.listing","listing":{"id":"lst_1y61wwwY","product_name":"18ct Gold Plated Domed Square Signet Ring","category":"Rings > Signet","description":"Domed square signet ring.\n18ct Gold Plated (Base metal - Sterling Silver 925)Height = 14mmBand = 4mm (at thinnest)Sold as a single ring\nGift ready - branded cotton gift bag included","images":["https://cdn.shopify.com/s/files/1/0247/1034/8875/files/A5-R-4751-9S-000-0_2.jpg?v=1707211041","https://cdn.shopify.com/s/files/1/0247/1034/8875/files/AC2A5550edit502623814751.jpg?v=1710261061","https://cdn.shopify.com/s/files/1/0247/1034/8875/files/A5-R-4751-9S-000-0.jpg?v=1710261061","https://cdn.shopify.com/s/files/1/0247/1034/8875/files/IMG_512403994751_56f52211-0ad8-4d4b-bbae-931df811cdff.jpg?v=1710261061"],"price":73,"currency":"USD","in_stock":true,"inventory_qty":99990,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:47.537Z"},"share_url":"https://firestarter.network/l/lst_1y61wwwY","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_1y61wwwY' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy 18ct Gold Plated Domed Square Signet Ring' and a budget_max comfortably above $73.00 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."]}}