{"type":"firestarter.listing","listing":{"id":"lst_4yws6F3I","product_name":"Spencer - Washed Black Cotton Sports Cap","category":"Caps","description":"Give your head the love it deserves with our Spencer cap. Our iteration of the classic \"sports cap\" features a curved brim, 6-panel construction in washed black cotton and our Wax logo embroidered on the front.","images":["https://cdn.shopify.com/s/files/1/0575/9575/6709/files/spencer-washed-black-cotton-sports-cap_5051f6ee.jpg?v=1771607948","https://cdn.shopify.com/s/files/1/0575/9575/6709/files/spencer-washed-black-cotton-sports-cap-2_d4ce82eb.jpg?v=1771607967","https://cdn.shopify.com/s/files/1/0575/9575/6709/files/spencer-washed-black-cotton-sports-cap-3_164f5093.jpg?v=1771607987","https://cdn.shopify.com/s/files/1/0575/9575/6709/files/spencer-washed-black-cotton-sports-cap-4_8011a746.jpg?v=1771608006"],"price":55,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:30:22.936Z"},"share_url":"https://firestarter.network/l/lst_4yws6F3I","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_4yws6F3I' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Spencer - Washed Black Cotton Sports Cap' and a budget_max comfortably above $55.00 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."]}}