{"type":"firestarter.listing","listing":{"id":"lst_TnMlmE0g","product_name":"Beatles Yellow Submarine 55th Anniversary Vinyl Guitar Strap","category":"D'Addario","description":"Grab this strap and submerge yourself in the surreal and psychedelic world of Yellow Submarine.  This breakthrough classic's message of togetherness still resonates, 55 years on. So step on stage, turn it up, and show the world that you haven't forgotten: All you need is love.","images":["https://cdn.shopify.com/s/files/1/0669/6042/5025/files/da_25BYS01_main_transparent_web.png?v=1773014141","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/da_25BYS02_main_transparent_web.png?v=1773014142","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/da_25BYS03_main_transparent_web.png?v=1773014142","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/da_25BYS01_detail1_transparent_web.png?v=1773014142","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/da_25BYS02_detail1_transparent_web.png?v=1773014143","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/da_25BYS03_detail1_transparent_web.png?v=1773014143","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/da_25BYS01_detail2_transparent_web.png?v=1773014143","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/da_25BYS02_detail2_transparent_web.png?v=1773014144","https://cdn.shopify.com/s/files/1/0669/6042/5025/files/da_25BYS03_detail2_transparent_web.png?v=1773014144"],"price":39.99,"currency":"USD","in_stock":true,"inventory_qty":29997,"dynamic_pricing":false,"listed_at":"2026-06-20T14:55:57.680Z"},"share_url":"https://firestarter.network/l/lst_TnMlmE0g","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_TnMlmE0g' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Beatles Yellow Submarine 55th Anniversary Vinyl Guitar Strap' and a budget_max comfortably above $39.99 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."]}}