{"type":"firestarter.listing","listing":{"id":"lst_bQ4fsqnx","product_name":"Tiny Australian Opal Stud Earrings with Diamonds","category":"Earrings","description":"Hints of many colors illuminate these stunning marquise Australian opal stud earrings. Gems are wrapped in warm 22k gold, accented with tiny sparkling diamonds and backed with sterling silver. Delicate and elegant.\nEarrings measure approximately 3/16 inch at the widest point. Matte finish.","images":["https://cdn.shopify.com/s/files/1/1479/9532/files/25-01-05_069_1200.jpg?v=1754592526","https://cdn.shopify.com/s/files/1/1479/9532/files/25-01-03_001.jpg?v=1754592526"],"price":455,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:26.580Z"},"share_url":"https://firestarter.network/l/lst_bQ4fsqnx","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_bQ4fsqnx' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Tiny Australian Opal Stud Earrings with Diamonds' and a budget_max comfortably above $455.00 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."]}}