{"type":"firestarter.listing","listing":{"id":"lst_3w3if8mj","product_name":"Columbia University 1960 Authentic Wool Ballcap","category":"Hats_Wool","description":"AUTHENTIC TRIBUTE TO COLUMBIA UNIVERSITY’S 1960 “C” LOGO\nHistory: The Columbia Lions Baseball team won back-to-back Ivy League Championships in 1960 and 1961. Catcher Mike Esposito won the Blair Bat Award in 1961 for having the highest batting average in the Ivy League at .443.\nThis is an authentic reproduction of the original 1960 Columbia University ballcap, hand-sewn from genuine wool baseball cloth and finished with an embroidered “C” logo. \n ","images":["https://cdn.shopify.com/s/files/1/1487/1618/files/Columbia-University-1960-Vintage-Ballcap1.jpg?v=1741986764","https://cdn.shopify.com/s/files/1/1487/1618/files/ColumbiaUniversity1960VintageBallcap2.jpg?v=1741986764","https://cdn.shopify.com/s/files/1/1487/1618/files/BuffaloBisons1959VintageBallcap_3_b1991b5b-c4d6-407a-af6a-0ddf8316c9d5.jpg?v=1741986764","https://cdn.shopify.com/s/files/1/1487/1618/files/Brim-detail-updated_33c150bf-a16e-4d9e-a7ba-3c9b7d062fc0.jpg?v=1745356468"],"price":51,"currency":"USD","in_stock":true,"inventory_qty":99990,"dynamic_pricing":false,"listed_at":"2026-06-18T20:30:39.640Z"},"share_url":"https://firestarter.network/l/lst_3w3if8mj","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 ","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_3w3if8mj' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Columbia University 1960 Authentic Wool Ballcap' and a budget_max comfortably above $51.00 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."]}}