{"type":"firestarter.listing","listing":{"id":"lst_49hqxqrq","product_name":"Sterling Silver Emerald Star Signet Ring","category":"Rings > Stone","description":"Emerald star set signet ring\nSterling Silver (925) Synthetic emerald stonesSold as a single ringMeasures 10mm (h) x 8mm (w) front 3mm cz front, 2mm pave sidesGift ready - branded cotton gift bag included\nSizes available (approx conversion):UK J // US 5UK L // US 6UK N // US 7UK P // US 8UK R // US 9UK T // US 10","images":["https://cdn.shopify.com/s/files/1/0247/1034/8875/files/Y3-R-4742-SS-EME-0_2.jpg?v=1707213265","https://cdn.shopify.com/s/files/1/0247/1034/8875/files/AC2A0748_copy_9373.jpg?v=1743668318","https://cdn.shopify.com/s/files/1/0247/1034/8875/files/Y3-R-4742-SS-EME-0_1.jpg?v=1744644015","https://cdn.shopify.com/s/files/1/0247/1034/8875/files/AC2A9552copy53564742.jpg?v=1744644015","https://cdn.shopify.com/s/files/1/0247/1034/8875/files/AC2A9537copy9165603773294742_5477262f-4dd9-4553-ba84-4cd7e869f8fd.jpg?v=1743668318"],"price":18,"currency":"USD","in_stock":true,"inventory_qty":59994,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:45.577Z"},"share_url":"https://firestarter.network/l/lst_49hqxqrq","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_49hqxqrq' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Sterling Silver Emerald Star Signet Ring' and a budget_max comfortably above $18.00 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."]}}