{"type":"firestarter.listing","listing":{"id":"lst_LnQZKYwF","product_name":"18ct Gold Plated Chunky Oval Signet Ring","category":"Rings > Signet","description":"18ct Gold Plated Chunky Oval Signet Ring\n18ct Gold Plated (Base metal - Sterling Silver 925)Front = 10.5mm (h) x 10mm (w)Band = 2.5mm (at thinnest) Sold as a single ring Gift ready - branded cotton gift bag included","images":["https://cdn.shopify.com/s/files/1/0247/1034/8875/files/P3-R-3391-9S-000-0_2_-lighter.jpg?v=1707210735","https://cdn.shopify.com/s/files/1/0247/1034/8875/files/3391_2364_1031_3329.jpg?v=1707210736","https://cdn.shopify.com/s/files/1/0247/1034/8875/files/P3-R-3391-9S-000-0_1.jpg?v=1707210735"],"price":45,"currency":"USD","in_stock":true,"inventory_qty":69993,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:46.856Z"},"share_url":"https://firestarter.network/l/lst_LnQZKYwF","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_LnQZKYwF' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy 18ct Gold Plated Chunky Oval Signet Ring' and a budget_max comfortably above $45.00 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."]}}