{"type":"firestarter.listing","listing":{"id":"lst_RmbmUQod","product_name":"Iron Ore","category":"Ink Bottle","description":"GET ONE FREE bottle with Iron Ore in the Firebox Ink Bundle. \nIron Ore is part of the Keystone Formula fountain pen ink line, our traditional dye-colorant ink. The 50mL volume will provide approximately 62 standard converter refills assuming a 0.8mL draw. Our ink swatch is produced with a cotton swab on Tomoe River paper. We manufacture this ink in Pennsylvania with domestic and imported ingredients.","images":["https://cdn.shopify.com/s/files/1/1237/1088/files/Iron_Ore_25394a42-be87-4add-b4c7-f75734ed2a56.jpg?v=1763495330","https://cdn.shopify.com/s/files/1/1237/1088/files/Iron_Ore_Macro_Writing_Sample_230d17e7-d5b1-4434-9bc3-93f55cd394cb.jpg?v=1763497619","https://cdn.shopify.com/s/files/1/1237/1088/files/Iron_Ore_Writing_Sample_53523c15-5c5c-4fad-a2f8-ce295d26c9ce.jpg?v=1763497619","https://cdn.shopify.com/s/files/1/1237/1088/products/ink-bottle-box.jpg?v=1774542380"],"price":17,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:47:18.497Z"},"share_url":"https://firestarter.network/l/lst_RmbmUQod","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 ","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_RmbmUQod' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Iron Ore' and a budget_max comfortably above $17.00 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."]}}