{"type":"firestarter.listing","listing":{"id":"lst_pFcyV-cb","product_name":"Nib Cleaning Solution","category":"Maintenance","description":"Our nib cleaning solution is perfect for removing dried-on ink from calligraphy pen nibs, fountain pen nibs and feeds and brushes. It can also be used to rinse calligraphy pen nibs instead of water during a writing session.\nCan be used to flush pens through, or to soak nibs and feeds.\n ","images":["https://cdn.shopify.com/s/files/1/0089/6129/4417/products/nib-cleaning-solution.jpg?v=1731669119","https://cdn.shopify.com/s/files/1/0089/6129/4417/products/nib-cleaning-solution-bottle.jpg?v=1731669130"],"price":8,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:47:24.302Z"},"share_url":"https://firestarter.network/l/lst_pFcyV-cb","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_pFcyV-cb' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Nib Cleaning Solution' and a budget_max comfortably above $8.00 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."]}}