{"type":"firestarter.listing","listing":{"id":"lst_WPfwv6dc","product_name":"Analog Guitar Volume Knob Vintage Graphic Tee","category":"T-Shirt","description":"The Analog Guitar Volume Knob Vintage Graphic Tee captures a moody, vintage wavelength. At first glance the grainy, high-fidelity close-up print mimics a camera aperture — look closer and you'll find a guitar volume knob, rich with analog texture and the kind of detail that rewards a second look.\nFabric: soft lightweight jersey — breathable and comfortable all day\nAvailable in Black, sizes S–2XL\nVintage analog guitar knob close-up graphic with lasting DTG print quality\nCare: machine wash cold, tumble dry low\nA great gift for guitarists, analog lovers, photographers, or anyone who lives somewhere between music and visual art.","images":["https://cdn.shopify.com/s/files/1/0796/2617/4720/files/20260609074738-1f163d77-c592-6cde-adb5-9aa17985119a.png?v=1781080096","https://cdn.shopify.com/s/files/1/0796/2617/4720/files/20260609075319-1f163d84-7b47-6d5c-b4ad-9aa17985119a.png?v=1781080097","https://cdn.shopify.com/s/files/1/0796/2617/4720/files/20260609075144-1f163d80-f633-6d58-9a96-9aa17985119a.png?v=1781080097","https://cdn.shopify.com/s/files/1/0796/2617/4720/files/16916759081541951975_2048.jpg?v=1781080098","https://cdn.shopify.com/s/files/1/0796/2617/4720/files/16634100713850458119_2048.jpg?v=1781080100","https://cdn.shopify.com/s/files/1/0796/2617/4720/files/7998724647337938526_2048.jpg?v=1781080102","https://cdn.shopify.com/s/files/1/0796/2617/4720/files/10776360774154367574_2048.jpg?v=1781080103"],"price":26.99,"currency":"USD","in_stock":true,"inventory_qty":49995,"dynamic_pricing":false,"listed_at":"2026-06-18T20:30:04.398Z"},"share_url":"https://firestarter.network/l/lst_WPfwv6dc","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_WPfwv6dc' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Analog Guitar Volume Knob Vintage Graphic Tee' and a budget_max comfortably above $26.99 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."]}}