{"type":"firestarter.listing","listing":{"id":"lst_xCY-CbST","product_name":"Smooth Ombre Tourmaline Earrings","category":"Earrings","description":"Luminous, smooth cabochons of tourmaline in shades from palest green to ocean blue are wrapped in 22k gold and finished with tiny, sparkling diamond dots.\nSterling silver backs and 18k gold ear wires. Earrings hang approximately 1 3/4 inches from top of ear wire. Matte finish.","images":["https://cdn.shopify.com/s/files/1/1479/9532/files/25-01-05_009_1200.jpg?v=1754592951","https://cdn.shopify.com/s/files/1/1479/9532/files/25-01-03_010.jpg?v=1754592951"],"price":3110,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:27.191Z"},"share_url":"https://firestarter.network/l/lst_xCY-CbST","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_xCY-CbST' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Smooth Ombre Tourmaline Earrings' and a budget_max comfortably above $3110.00 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."]}}