{"type":"firestarter.listing","listing":{"id":"lst_gmxR572O","product_name":"Black India Ink","category":"Ink","description":"The ink collection staple, the OG, the go-to! However you wish to refer to this black India ink, it is very much as its name suggests. It’s the trusty old friend, the Labrador of the ink world. This durable and dense ink is completely water-resistant and essential for creating both illustrations and calligraphy.","images":["https://cdn.shopify.com/s/files/1/0089/6129/4417/products/india-ink-black.jpg?v=1745323724"],"price":15.31,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:47:24.238Z"},"share_url":"https://firestarter.network/l/lst_gmxR572O","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_gmxR572O' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Black India Ink' and a budget_max comfortably above $15.31 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."]}}