{"type":"firestarter.listing","listing":{"id":"lst_555Cd5DL","product_name":"18ct Gold Plated Round Signet Ring","category":"Rings > Signet","description":"Round signet ring\n18ct Gold Plated (Base metal - Sterling Silver 925)Circle = 7mmBand thickness 1.2mmSquare edge ringSold as a single ring\nGift ready - branded cotton gift bag included","images":["https://cdn.shopify.com/s/files/1/0247/1034/8875/files/I3-R-3689-Y9-000-0_2.jpg?v=1707211803","https://cdn.shopify.com/s/files/1/0247/1034/8875/files/RING_I3-2337_-_I3-3689_1d189325-b4fe-4ce2-9001-9adc4245e429.jpg?v=1707211803","https://cdn.shopify.com/s/files/1/0247/1034/8875/files/I3-R-3689-Y9-000-0.jpg?v=1707211803"],"price":37,"currency":"USD","in_stock":true,"inventory_qty":89991,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:46.701Z"},"share_url":"https://firestarter.network/l/lst_555Cd5DL","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_555Cd5DL' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy 18ct Gold Plated Round Signet Ring' and a budget_max comfortably above $37.00 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."]}}