{"type":"firestarter.listing","listing":{"id":"lst_7CbluE1p","product_name":"Paincave 5mm Headset Spacer - Blackout","category":"Headset Spacer","description":"Gonna need some space..\nHigh quality and lightweight 1-1/8\" matte carbon headset spacer featuring a full gloss Paincave pattern. 5mm in height. Sold individually. \n\n\n\nDetails\n\n✔ 1 1/8\" top (straight 1 1/8\" or 1 1/2\" taper) steerer tubes only\n✔ Carbon Fiber\n✔ 5mm stack height\n \n \n ","images":["https://cdn.shopify.com/s/files/1/0020/8214/4343/files/godandfamous_headsetspacer_5mm_paincave_blackout_1.jpg?v=1732040868","https://cdn.shopify.com/s/files/1/0020/8214/4343/files/godandfamous_headsetspacer_5mm_paincave_blackout_3.jpg?v=1732040868","https://cdn.shopify.com/s/files/1/0020/8214/4343/files/godandfamous_headsetspacer_5mm_paincave_blackout_4.jpg?v=1732040868","https://cdn.shopify.com/s/files/1/0020/8214/4343/files/godandfamous_headsetspacer_5mm_paincave_blackout_5_0b811467-b264-4c6b-9716-3321c301264a.jpg?v=1732120245"],"price":3.75,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:46:43.059Z"},"share_url":"https://firestarter.network/l/lst_7CbluE1p","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_7CbluE1p' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Paincave 5mm Headset Spacer - Blackout' and a budget_max comfortably above $3.75 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."]}}