{"type":"firestarter.listing","listing":{"id":"lst_gFCkvlwu","product_name":"Carmen | Black & Black","category":"Sunglasses","description":"A crowd defying design framed by a strong wraparound shape, fitted with 100% UVA and UVB protective lenses. The enlarged temples curve in a shield like silhouette and are uniquely enhanced by a signature metal plate. Frame dimensions: 113mm (temple length) x 135mm (front width) x 16mm (nose bridge) x 62mm (lens). ","images":["https://cdn.shopify.com/s/files/1/0251/6906/8131/files/CopyofBlackFlatlay.png?v=1777292750","https://cdn.shopify.com/s/files/1/0251/6906/8131/files/Frame_6478.png?v=1780410435","https://cdn.shopify.com/s/files/1/0251/6906/8131/files/CopyofBlackFlatlay2_1.png?v=1777292753"],"price":150,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:41.712Z"},"share_url":"https://firestarter.network/l/lst_gFCkvlwu","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_gFCkvlwu' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Carmen | Black & Black' and a budget_max comfortably above $150.00 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."]}}