{"type":"firestarter.listing","listing":{"id":"lst_7sOH3Il4","product_name":"C4 Synth","category":null,"description":"C4 Synth unites all the sound creation tools of a classic Eurorack modular synthesizer and packages them in a compact and easy-to-use effects pedal for guitar or bass.","images":["https://cdn.shopify.com/s/files/1/0938/1593/0953/files/p_c4_1_f35ef24b-e669-4579-9f8e-26bf95947b70.png?v=1757331150","https://cdn.shopify.com/s/files/1/0938/1593/0953/files/c4_top.png?v=1764931639","https://cdn.shopify.com/s/files/1/0938/1593/0953/files/c4_ins.png?v=1764931640","https://cdn.shopify.com/s/files/1/0938/1593/0953/files/c4_outs.png?v=1765178214"],"price":269,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T16:26:57.202Z"},"share_url":"https://firestarter.network/l/lst_7sOH3Il4","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_7sOH3Il4' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy C4 Synth' and a budget_max comfortably above $269.00 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."]}}