{"type":"firestarter.listing","listing":{"id":"lst_Xgi2TK-g","product_name":"Cerveceria Polar EFF DNA Fitted Ballcap","category":"Headwear","description":"\n\n\nDescription: Featuring a modern two-tone construction, the Ebbets DNA Vintage Inspired fitted collection takes \nsome of the teams that are at the heart of Ebbets Field Flannels and their traditional colors, and recontextualizes them to create fashion pieces that will shine in your wardrobe. The contemporary high crown structured fitted cap features raised embroidery front logo with embroidered side patch and rear league logo.\n \nProduct Details:\n\n\n100% polyester\n\n3D embroidered polar bear logo\n\nStandard yellow visor with green under visor\nFlat embroidered logos on sides and back\nStructured modern crown in navy blue\nAvailable in fitted sizes only\n\nLeague: Cuban Amateur League\nHistory: In addition to the four-team Cuban League, the island nation also had a lively amateur baseball scene. Many of the top teams were sponsored by companies. This club was named after the popular Polar brand beer.","images":["https://cdn.shopify.com/s/files/1/1487/1618/files/21638884_02.jpg?v=1694807504","https://cdn.shopify.com/s/files/1/1487/1618/files/21638884_03.jpg?v=1694807504","https://cdn.shopify.com/s/files/1/1487/1618/files/21638884_04.jpg?v=1694807503","https://cdn.shopify.com/s/files/1/1487/1618/files/21638884_05.jpg?v=1694807504"],"price":20,"currency":"USD","in_stock":true,"inventory_qty":19998,"dynamic_pricing":false,"listed_at":"2026-06-18T20:30:36.313Z"},"share_url":"https://firestarter.network/l/lst_Xgi2TK-g","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_Xgi2TK-g' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Cerveceria Polar EFF DNA Fitted Ballcap' and a budget_max comfortably above $20.00 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."]}}