{"type":"firestarter.listing","listing":{"id":"lst_76xhGpMM","product_name":"Custom Brass Stamp","category":"Custom Stamp","description":"Handcrafted brass stamp designed to press custom designs into leather with precision and durability. Each stamp creates consistent, professional impressions for branding, personalization, and decorative work. Built to withstand repeated use, this tool is essential for leather artisans, crafters, and makers who demand quality and reliability in their finishing work.","images":["https://cdn.shopify.com/s/files/1/0398/4317/files/custom-brass-stamp-popov-leather-1174379372.jpg?v=1762469660"],"price":100,"currency":"USD","in_stock":true,"inventory_qty":29997,"dynamic_pricing":false,"listed_at":"2026-07-10T20:59:27.883Z"},"share_url":"https://firestarter.network/l/lst_76xhGpMM","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_76xhGpMM' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Custom Brass Stamp' and a budget_max comfortably above $100.00 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."]}}