{"type":"firestarter.listing","listing":{"id":"lst_XO6sIDkc","product_name":"English Rose Calligraphy Ink","category":"Ink","description":"The highest-quality acrylic-based calligraphy ink, made in the UK. From love letters to save the dates, this red ink adds a true touch of romance every time you put pen to paper. Its silky smooth inky goodness glides across the page, making it the perfect choice for both traditional and modern calligraphy.  ","images":["https://cdn.shopify.com/s/files/1/0089/6129/4417/products/calligraphy-ink-english-rose.jpg?v=1745323659"],"price":15.31,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:47:24.197Z"},"share_url":"https://firestarter.network/l/lst_XO6sIDkc","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_XO6sIDkc' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy English Rose Calligraphy 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."]}}