{"type":"firestarter.listing","listing":{"id":"lst_CPE0A1iZ","product_name":"Calftone Bass Batter Drumhead","category":"Evans Drumheads","description":"Calftone drumheads bring a natural aesthetic and vintage sound to modern drum sets. EVANS Calftone bass heads are made using a 12mil Mylar base, blended with special materials, to create a synthetic calf skin, which embodies the classic warm, full, and rich tone of real calfskin. This bass head has a balanced attack, medium bright character, and moderate sustain. This synthetic calfskin head also features Level 360 Technology.","images":["https://cdn.shopify.com/s/files/1/0669/6042/5025/files/ev_BD26CT_main_transparent.png?v=1773013792","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/ev_BD24CT_main_transparent.png?v=1773013793","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/ev_TT16CT_main_transparent.png?v=1773013793","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/ev_BD18CT_main_transparent.png?v=1773013794","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/ev_BD20CT_main_transparent.png?v=1773013794","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/ev_BD22CT_main_transparent.png?v=1773013794","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/ev_BD16CT_main_transparent.png?v=1773013794","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/ev_BD26CT_detail1_transparent.png?v=1773013795","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/ev_BD24CT_detail1_transparent.png?v=1773013795","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/ev_TT16CT_detail1_transparent.png?v=1773013796","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/ev_BD18CT_detail1_transparent.png?v=1773013796","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/ev_BD20CT_detail1_transparent.png?v=1773013796","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/ev_BD22CT_detail1_transparent.png?v=1773013798","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/ev_BD16CT_detail1_transparent_5f07df0d-338c-4ae0-8209-799298a13df4.png?v=1773013798","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/ev_BD22CT_ondrum_transparent.png?v=1773013798","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/ev_BD26CT_onBass_transparent.png?v=1773013798","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/ev_BD24CT_onBassBatter_transparent.png?v=1773013799","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/ev_TT16CT_onBass_transparent.png?v=1773013799","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/ev_BD18CT_onBassBatter_transparent.png?v=1773013799","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/ev_BD20CT_onBassBatter_transparent.png?v=1773013799","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/ev_BD22CT_onBassReso_transparent.png?v=1773013800","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/ev_BD16CT_onBassBatter_transparent.png?v=1773013801"],"price":45.99,"currency":"USD","in_stock":true,"inventory_qty":59994,"dynamic_pricing":false,"listed_at":"2026-06-20T14:55:57.409Z"},"share_url":"https://firestarter.network/l/lst_CPE0A1iZ","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_CPE0A1iZ' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Calftone Bass Batter Drumhead' and a budget_max comfortably above $45.99 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."]}}