{"type":"firestarter.listing","listing":{"id":"lst_yYKQpl7C","product_name":"18ct Gold Plated Ruby Round Signet Ring","category":"Rings > Signet","description":"Round signet ring with diamond-cut star and Ruby cz stone detail\n18ct Gold Plated (Base metal - Sterling Silver 925)Synthetic Ruby stonesBand = 3mm at back of the bandFront = 10mm (h)Stone = 2mmSold as a single ring\nGift ready - branded cotton gift bag included","images":["https://cdn.shopify.com/s/files/1/0247/1034/8875/files/E3-R-2022-9S-PINK-0_1.jpg?v=1707211875","https://cdn.shopify.com/s/files/1/0247/1034/8875/files/IMG_7012_copy_2022.jpg?v=1759315200","https://cdn.shopify.com/s/files/1/0247/1034/8875/files/E3-R-2022-9S-PINK-0_2.jpg?v=1756213877","https://cdn.shopify.com/s/files/1/0247/1034/8875/files/IMG_7013_copy_2022.jpg?v=1759315200"],"price":24.5,"currency":"USD","in_stock":true,"inventory_qty":19998,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:47.083Z"},"share_url":"https://firestarter.network/l/lst_yYKQpl7C","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_yYKQpl7C' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy 18ct Gold Plated Ruby Round Signet Ring' and a budget_max comfortably above $24.50 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."]}}