{"type":"firestarter.listing","listing":{"id":"lst__R58gBw3","product_name":"True Spring Reverb","category":null,"description":"Turn on the vintage charm of spring reverb and tremolo. The True Spring captures every nuance and idiosyncrasy from the industry’s most iconic guitar amps and outboard gear in a single pedal.","images":["https://cdn.shopify.com/s/files/1/0938/1593/0953/files/p_spring_1.png?v=1757331039","https://cdn.shopify.com/s/files/1/0938/1593/0953/files/spring_top.png?v=1764931639","https://cdn.shopify.com/s/files/1/0938/1593/0953/files/spring_ins.png?v=1764931640","https://cdn.shopify.com/s/files/1/0938/1593/0953/files/spring_outs.png?v=1765177978"],"price":239,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T16:26:57.209Z"},"share_url":"https://firestarter.network/l/lst__R58gBw3","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__R58gBw3' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy True Spring Reverb' and a budget_max comfortably above $239.00 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."]}}