{"type":"firestarter.listing","listing":{"id":"lst_6gpY0FM1","product_name":"Heavyweight Sweatshirt | Black","category":null,"description":"Cut, sewn, and garment-dyed in the USA, our new Heavyweight Sweatshirts bring back the feel of vintage athletic wear: thick, sturdy, and made to last for decades. The cotton fleece traps warmth like the old ones did, with a soft brushed interior and dense outer knit that holds its shape. ","images":["https://cdn.shopify.com/s/files/1/2006/8681/files/YI2A1326_2_1_0e22aba3-34a5-4b31-8ef1-6e2dccf888ef.png?v=1765319841"],"price":145,"currency":"USD","in_stock":true,"inventory_qty":39996,"dynamic_pricing":false,"listed_at":"2026-06-18T20:30:09.697Z"},"share_url":"https://firestarter.network/l/lst_6gpY0FM1","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_6gpY0FM1' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Heavyweight Sweatshirt | Black' and a budget_max comfortably above $145.00 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."]}}