{"type":"firestarter.listing","listing":{"id":"lst_PTdvPUyW","product_name":"Black Diamond Stud Earrings","category":"Earrings","description":"Faceted, shining black diamonds are each wrapped in warm 22k gold and accented with a single sparkling white diamond dot.\n18k gold backs and posts. Matte finish.","images":["https://cdn.shopify.com/s/files/1/1479/9532/files/25-12-16_064.jpg?v=1766518320","https://cdn.shopify.com/s/files/1/1479/9532/files/25-12-17_008.jpg?v=1766518320","https://cdn.shopify.com/s/files/1/1479/9532/files/25-12-16_063.jpg?v=1766518315"],"price":3410,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:27.996Z"},"share_url":"https://firestarter.network/l/lst_PTdvPUyW","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_PTdvPUyW' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Black Diamond Stud Earrings' and a budget_max comfortably above $3410.00 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."]}}