{"type":"firestarter.listing","listing":{"id":"lst_s5OQiT8i","product_name":"East West Emerald Ring","category":"Rings","description":"A vibrant green emerald is wrapped in warm 18k gold, and accented by a sparkling white diamond. The bezel is set on a slightly rounded 2mm 18k gold band. This ring stacks beautifully with others in our assortment and would be a very special addition to your jewelry collection.\nStone measures approximately 6mm by 10mm. Matte finish.","images":["https://cdn.shopify.com/s/files/1/1479/9532/files/25-10-20_021.jpg?v=1761670295","https://cdn.shopify.com/s/files/1/1479/9532/files/25-10-20_017.jpg?v=1761670295","https://cdn.shopify.com/s/files/1/1479/9532/files/25-10-20_020.jpg?v=1761670295"],"price":2545,"currency":"USD","in_stock":true,"inventory_qty":149985,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:26.187Z"},"share_url":"https://firestarter.network/l/lst_s5OQiT8i","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_s5OQiT8i' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy East West Emerald Ring' and a budget_max comfortably above $2545.00 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."]}}