{"type":"firestarter.listing","listing":{"id":"lst_qYC-wmvw","product_name":"SMSL D400 Pro AK4499EX + AK4191EQ High-Resolution USB DAC Decoder","category":"DAC Decoder","description":" \n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n \n","images":["https://cdn.shopify.com/s/files/1/0031/0453/8673/products/smsl-d400-pro-ak4499ex-ak4191eq-high-resolution-usb-dac-decoder-dac-decoder-hifigo-266265.jpg?v=1694470404","https://cdn.shopify.com/s/files/1/0031/0453/8673/products/smsl-d400-pro-ak4499ex-ak4191eq-high-resolution-usb-dac-decoder-dac-decoder-hifigo-304748.jpg?v=1694470418","https://cdn.shopify.com/s/files/1/0031/0453/8673/products/smsl-d400-pro-ak4499ex-ak4191eq-high-resolution-usb-dac-decoder-dac-decoder-hifigo-136907.jpg?v=1694470411","https://cdn.shopify.com/s/files/1/0031/0453/8673/products/smsl-d400-pro-ak4499ex-ak4191eq-high-resolution-usb-dac-decoder-dac-decoder-hifigo-994944.jpg?v=1694470401","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/smsl-d400-pro-ak4499ex-ak4191eq-high-resolution-usb-dac-decoder-dac-decoder-hifigo-d400-pro-black-626917.jpg?v=1723087305"],"price":728.2,"currency":"USD","in_stock":true,"inventory_qty":19998,"dynamic_pricing":false,"listed_at":"2026-06-20T16:26:30.316Z"},"share_url":"https://firestarter.network/l/lst_qYC-wmvw","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_qYC-wmvw' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy SMSL D400 Pro AK4499EX + AK4191EQ High-Resolution USB DAC Decoder' and a budget_max comfortably above $728.20 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."]}}