{"type":"firestarter.listing","listing":{"id":"lst_cAK2iZ-a","product_name":"Seltzy Boy hat","category":"Necklaces & Small Objects","description":"100% cotton ball cap embroidered down the street in Ridgewood. Once size fits most, adjustable back. ","images":["https://cdn.shopify.com/s/files/1/0407/1229/files/4Q4A0074.jpg?v=1772645586","https://cdn.shopify.com/s/files/1/0407/1229/files/4Q4A0079.jpg?v=1772645585"],"price":38,"currency":"USD","in_stock":true,"inventory_qty":19998,"dynamic_pricing":false,"listed_at":"2026-06-18T20:44:18.621Z"},"share_url":"https://firestarter.network/l/lst_cAK2iZ-a","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_cAK2iZ-a' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Seltzy Boy hat' and a budget_max comfortably above $38.00 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."]}}