{"type":"firestarter.listing","listing":{"id":"lst_YtQkecEM","product_name":"University of Maryland 1939 Vintage Ballcap","category":"Headwear","description":"\nDescription: Authentic reproduction of the original 1939 University of Maryland ballcap. Hand-sewn from genuine wool baseball cloth. \nProduct Details:\n\n\nMade in the USA\n\nGenuine black wool broadcloth\nRed felt letter \"M\"\n\nStandard visor in red wool with green satin under visor\n\nVintage hair cloth backed buckram crown\n\nSatin taping with cotton sweatband\n\nAdjustable sizes come with leather strap and antiqued brass closure\nItem #: MAR39C\n\n\n\nLeague: Collegiate Baseball\nHistory: The 1939 Terps finished their season with a record of 8-4 and were led by Junior southpaw Earl Springer.  Springer hurled back-to-back shutouts versus Dartmouth and Rutgers.  The most dependable hitters on the team were first baseman George Knepley and and untility fielder Adam Bengoechea.\n","images":["https://cdn.shopify.com/s/files/1/1487/1618/products/MAR39C-front-redo.jpg?v=1664296794","https://cdn.shopify.com/s/files/1/1487/1618/products/MAR39C_BACK.jpg?v=1664296794","https://cdn.shopify.com/s/files/1/1487/1618/products/MAR39C_ADJ.jpg?v=1664296794","https://cdn.shopify.com/s/files/1/1487/1618/products/MAR39C_INSIDE.jpg?v=1664296794"],"price":28,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:30:37.666Z"},"share_url":"https://firestarter.network/l/lst_YtQkecEM","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_YtQkecEM' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy University of Maryland 1939 Vintage Ballcap' and a budget_max comfortably above $28.00 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."]}}