{"type":"firestarter.listing","listing":{"id":"lst_6sOOoHy6","product_name":"3.61ct Pear Natural Diamond (Colour D, Clarity VVS2, Cut EX, GIA Certified)","category":"diamond","description":"\n    Type: Natural Diamond\nShape: Pear\nCarat: 3.61\nColour: D\nClarity: VVS2\nCut: Excellent\nPolish: Excellent\nSymmetry: Excellent\nFluorescence: Faint\nMeasurements: 13.96x8.27x5.18mm\nL/W Ratio: 1.69\nTable: 57%\nDepth: 62.7%\nCertificate: GIA\nCertificate Number: 7541187894\nCertificate PDF: View\n\n  ","images":["https://cdn.shopify.com/s/files/1/1994/1391/files/3.61ct_Pear_Natural_Diamond_Colour_D_Clarity_VVS2_Cut_EX_GIA_Certified.webp?v=1782340639"],"price":78643,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-07-03T11:45:32.869Z"},"share_url":"https://firestarter.network/l/lst_6sOOoHy6","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_6sOOoHy6' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy 3.61ct Pear Natural Diamond (Colour D, Clarity VVS2, Cut EX, GIA Certified)' and a budget_max comfortably above $78643.00 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."]}}