{"type":"firestarter.listing","listing":{"id":"lst_tXyUcA9R","product_name":"18ct Gold Plated Chunky Heart Signet Ring","category":"Rings > Signet","description":"Chunky heart signet ring\n18ct Gold Plated (Base metal - Sterling Silver 925)Band = 3.5mm - at thinnest pointFront heart = 10.70mm (h) X 12mm (w)Sold as a single ringGift ready - branded cotton gift bag included","images":["https://cdn.shopify.com/s/files/1/0247/1034/8875/files/A5-RN-5507-9S-000-0_1.jpg?v=1707210716","https://cdn.shopify.com/s/files/1/0247/1034/8875/files/IMG_4242copy55072392_f768557f-001b-418f-9ed4-06e425271384.jpg?v=1746694557","https://cdn.shopify.com/s/files/1/0247/1034/8875/files/A5-RN-5507-9S-000-0_2.jpg?v=1746694557","https://cdn.shopify.com/s/files/1/0247/1034/8875/files/IMG_2104_copy_5507_4941.jpg?v=1746694557","https://cdn.shopify.com/s/files/1/0247/1034/8875/files/047569725274872725535507_77fa8ac7-a0c4-4684-b3df-2e6787cb18f0.jpg?v=1746694547"],"price":43,"currency":"USD","in_stock":true,"inventory_qty":59994,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:47.221Z"},"share_url":"https://firestarter.network/l/lst_tXyUcA9R","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_tXyUcA9R' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy 18ct Gold Plated Chunky Heart Signet Ring' and a budget_max comfortably above $43.00 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."]}}