{"type":"firestarter.listing","listing":{"id":"lst_KeuvpwPz","product_name":"Chrysoprase Necklace with Diamond","category":"Necklaces","description":"This necklace features a sparkling faceted chrysoprase wrapped in warm 22k gold and accented with a tiny diamond. Oxidized sterling silver chain, and sterling silver back.\nChrysoprase stone measures approximately 1/4 inch x 1/4 inch. Matte finish.","images":["https://cdn.shopify.com/s/files/1/1479/9532/products/220823_AnandaKhalsa-005_1200.jpg?v=1754592948","https://cdn.shopify.com/s/files/1/1479/9532/products/220823_AnandaKhalsa-005_1200_closeup.jpg?v=1754592948"],"price":490,"currency":"USD","in_stock":true,"inventory_qty":29997,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:27.184Z"},"share_url":"https://firestarter.network/l/lst_KeuvpwPz","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_KeuvpwPz' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Chrysoprase Necklace with Diamond' and a budget_max comfortably above $490.00 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."]}}