{"type":"firestarter.listing","listing":{"id":"lst_o0Xy2g0J","product_name":"Evolution","category":"Tennis String","description":"Diadem Evolution Set\nDiadem Evolution is a polyamide monofilament with a low friction silicone based coating.  This non-polyester monofilament is incredibly responsive and comfortable with long lasting durability.  Designed to handle the sharp edges of our sharp polys this string offers precision, comfort, and easy power.\nRated as a top string by TIA.\nActual Cross Section\n \n\n\nLength: 40 ft / 12.2m\n\nColors: Azure Blue, Black, Natural, Pink\n\nGauges Available:\n\n17 (1.25mm)\n16 (1.30mm)\n15L(1.35mm)\n\n\n","images":["https://cdn.shopify.com/s/files/1/0253/6210/4402/files/Evolution_pink_combined_1.jpg?v=1762439836","https://cdn.shopify.com/s/files/1/0253/6210/4402/files/Evolution_natural_combined.jpg?v=1747836207","https://cdn.shopify.com/s/files/1/0253/6210/4402/files/Evolution_black_combined.jpg?v=1747836207","https://cdn.shopify.com/s/files/1/0253/6210/4402/files/Evolution_blue_combined.jpg?v=1747836207"],"price":9.95,"currency":"USD","in_stock":true,"inventory_qty":79992,"dynamic_pricing":false,"listed_at":"2026-06-20T14:55:57.993Z"},"share_url":"https://firestarter.network/l/lst_o0Xy2g0J","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_o0Xy2g0J' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Evolution' and a budget_max comfortably above $9.95 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."]}}