{"type":"firestarter.listing","listing":{"id":"lst_AS_qCG22","product_name":"Contour Cushion Sapphire Ring","category":null,"description":"18k Yellow Gold, Approx. 2.60ct Cushion-Cut Sri Lankan Sapphire &amp; .90tcw Diamonds. Ring is two pieces - gold jacket can be taken off and worn separately or solitaire ring can be worn separately. \nMade and hand-finished in LA.","images":["https://cdn.shopify.com/s/files/1/0561/8748/6287/files/CONTOUR-SAPPHIRE-CUSHION-CUT-RING_6eb42070-c6bf-4fa7-900b-2d1b0cfc961f.jpg?v=1774498088"],"price":26500,"currency":"USD","in_stock":true,"inventory_qty":239976,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:25.723Z"},"share_url":"https://firestarter.network/l/lst_AS_qCG22","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_AS_qCG22' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Contour Cushion Sapphire Ring' and a budget_max comfortably above $26500.00 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."]}}