{"type":"firestarter.listing","listing":{"id":"lst_ffRqhBus","product_name":"Round Sapphire Stud Earrings","category":"Earrings","description":"Striking blue sapphires are wrapped in beautifully contrasting, warm 22k gold.\n18k gold backs and posts. Matte finish.","images":["https://cdn.shopify.com/s/files/1/1479/9532/files/25-12-16_062_38309a85-2a61-4c5f-9943-7783865f750a.jpg?v=1766513882","https://cdn.shopify.com/s/files/1/1479/9532/files/25-12-17_007_410a2f33-b547-407f-a639-a813b7b4e43b.jpg?v=1766513882","https://cdn.shopify.com/s/files/1/1479/9532/files/25-12-16_061_29f02c3d-aaf6-481c-b3b8-3696fe2ca669.jpg?v=1766513882"],"price":2775,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:25.937Z"},"share_url":"https://firestarter.network/l/lst_ffRqhBus","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_ffRqhBus' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Round Sapphire Stud Earrings' and a budget_max comfortably above $2775.00 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."]}}