{"type":"firestarter.listing","listing":{"id":"lst_PtGi6qQW","product_name":"Comic Book Crewneck (Heather Grey)","category":"Frog F24","description":"screen printed graphic on a 10oz heavyweight cotton/poly blend crewneck","images":["https://cdn.shopify.com/s/files/1/2134/2131/files/CREWNECK-HEATHER.jpg?v=1733300043","https://cdn.shopify.com/s/files/1/2134/2131/files/CREWNECK-DETAIL_c91efcb0-3f81-4651-9a85-72d8e6956bb4.jpg?v=1733300045"],"price":45,"currency":"USD","in_stock":true,"inventory_qty":19998,"dynamic_pricing":false,"listed_at":"2026-06-18T20:30:37.655Z"},"share_url":"https://firestarter.network/l/lst_PtGi6qQW","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_PtGi6qQW' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Comic Book Crewneck (Heather Grey)' and a budget_max comfortably above $45.00 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."]}}