{"type":"firestarter.listing","listing":{"id":"lst_-v_pBw8f","product_name":"Round Garnet Stud Earrings","category":"Earrings","description":"These elegant stud earrings feature a glowing round rose cut garnet. This lovely stone is set in a bezel of 22k gold (or silver), backed with sterling silver. Garnets measure 5mm in diameter.\nMatte finish.\n","images":["https://cdn.shopify.com/s/files/1/1479/9532/files/25-12-16_046.jpg?v=1766436473","https://cdn.shopify.com/s/files/1/1479/9532/files/25-12-17_025.jpg?v=1766436473","https://cdn.shopify.com/s/files/1/1479/9532/files/25-12-16_045.jpg?v=1766436473"],"price":410,"currency":"USD","in_stock":true,"inventory_qty":19998,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:28.053Z"},"share_url":"https://firestarter.network/l/lst_-v_pBw8f","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_-v_pBw8f' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Round Garnet Stud Earrings' and a budget_max comfortably above $410.00 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."]}}