{"type":"firestarter.listing","listing":{"id":"lst_Y8_3H-dO","product_name":"Harvard University Crimson 'H' Authentic Wool Ballcap","category":"Hats_Wool","description":"AN HOMAGE TO IVY LEAGUE HISTORY\nHistory: The 1950 Harvard squad was Captained by John G. \"Lefty\" Caulfield. Caulfield received the Harvard Medal, honoring his commitment to his alma mater and student-athletes. He is now a member of the Harvard Athletics Hall of Fame.\nThis is an authentic reproduction of the original 1950 Harvard University ballcap, hand-sewn from genuine wool baseball cloth and finished with felt lettering. \n ","images":["https://cdn.shopify.com/s/files/1/1487/1618/files/Harvard-Crimson-Vintage-Ballcap1.jpg?v=1741986956","https://cdn.shopify.com/s/files/1/1487/1618/files/87896_MYO_007_06_59abd271-aca7-4599-b72f-dbd5a2ab9150.jpg?v=1755099038","https://cdn.shopify.com/s/files/1/1487/1618/files/87896_MYO_012_07_10a67155-1dd2-4448-8174-2e96189b47a6.jpg?v=1755099038","https://cdn.shopify.com/s/files/1/1487/1618/files/HarvardCrimsonVintageBallcap2.jpg?v=1755099034","https://cdn.shopify.com/s/files/1/1487/1618/files/RichmondVirginians1961VintageBallcap.jpg?v=1755099034","https://cdn.shopify.com/s/files/1/1487/1618/files/Brim-detail-updated_8dbb35e0-a322-4d5d-bef8-dac2ac54f497.jpg?v=1755099034"],"price":51,"currency":"USD","in_stock":true,"inventory_qty":59994,"dynamic_pricing":false,"listed_at":"2026-06-18T20:30:39.881Z"},"share_url":"https://firestarter.network/l/lst_Y8_3H-dO","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_Y8_3H-dO' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Harvard University Crimson 'H' 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."]}}