{"type":"firestarter.listing","listing":{"id":"lst_FNp6Rk0c","product_name":"Birmingham Black Barons T-Shirt","category":"T-Shirts","description":"Description: Our upgraded premium unisex heathered t-shirts fit like a well-loved favorite, featuring a crew neck, short sleeves, side seams, and designed with superior combed and ring-spun cotton.\nProduct Details:\n\nPremium fabric\nExtra soft blend\nSleeve print\nSide seams\nUnisex sizing\nShoulder taping\n52% combed and ring-spun cotton/48% poly, 32 single 4.2 oz.\n\nWash on delicate cycle, tumble dry low, remove promptly; do not bleach\n\nLeague: Negro National League\nHistory: The Birmingham Black Barons joined the original Negro National League in 1928. After that circuit's demise they became charter members of the Negro American League. In 1948, they defeated the Monarchs for the pennant with a 15 year-old Willie Mays in the outfield.","images":["https://cdn.shopify.com/s/files/1/1487/1618/files/21692812_02.jpg?v=1694711231","https://cdn.shopify.com/s/files/1/1487/1618/files/21692812_03.jpg?v=1694711231"],"price":20.4,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:30:36.328Z"},"share_url":"https://firestarter.network/l/lst_FNp6Rk0c","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_FNp6Rk0c' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Birmingham Black Barons T-Shirt' and a budget_max comfortably above $20.40 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."]}}