{"type":"firestarter.listing","listing":{"id":"lst_ygEwTvRi","product_name":"1.01ct Radiant Natural Diamond (Colour Fancy Yellow, Clarity VVS1, GIA Certified)","category":"diamond","description":"\n    Type: Natural Diamond\nShape: Radiant\nCarat: 1.01\nColour: Yellow\nIntensity: Fancy\nClarity: VVS1\nPolish: Very Good\nSymmetry: Very Good\nFluorescence: Strong\nMeasurements: 6.29x4.83x3.37mm\nL/W Ratio: 1.3\nTable: 60%\nDepth: 69.9%\nCertificate: GIA\nCertificate Number: 5546680921\nCertificate PDF: View\n\n  ","images":["https://cdn.shopify.com/s/files/1/1994/1391/files/1.01ct_Radiant_Natural_Diamond_Colour_Fancy_Yellow_Clarity_VVS1_GIA_Certified.webp?v=1783465373"],"price":2404,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-07-07T23:45:50.089Z"},"share_url":"https://firestarter.network/l/lst_ygEwTvRi","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_ygEwTvRi' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy 1.01ct Radiant Natural Diamond (Colour Fancy Yellow, Clarity VVS1, GIA Certified)' and a budget_max comfortably above $2404.00 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."]}}