{"type":"firestarter.listing","listing":{"id":"lst_huOwH86A","product_name":"Marisa Sunglasses","category":"ACCESS","description":"This set of sunglasses showcases a unique metal frame oval lens sunglasses set style. Explore a blend of classic charm and contemporary flair.","images":["https://cdn.shopify.com/s/files/1/1282/0845/files/21AACC50-4CBE-4D36-96B7-591537C1BBE6.png?v=1759118493","https://cdn.shopify.com/s/files/1/1282/0845/files/8828AC4D-87AA-4440-8FCF-4C1881718D7F.png?v=1759118493"],"price":18,"currency":"USD","in_stock":true,"inventory_qty":39996,"dynamic_pricing":false,"listed_at":"2026-06-18T20:46:08.072Z"},"share_url":"https://firestarter.network/l/lst_huOwH86A","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_huOwH86A' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Marisa Sunglasses' and a budget_max comfortably above $18.00 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."]}}