{"type":"firestarter.listing","listing":{"id":"lst_WbDkyCnV","product_name":"Mac and Cheese - Limited Martingale Dog Collar","category":null,"description":null,"images":["https://cdn.shopify.com/s/files/1/0779/2423/7617/files/MacandCheese.png?v=1776957496","https://cdn.shopify.com/s/files/1/0779/2423/7617/files/MacandCheese2.png?v=1776957497","https://cdn.shopify.com/s/files/1/0779/2423/7617/files/Rosie_Macaroni.png?v=1777032937","https://cdn.shopify.com/s/files/1/0779/2423/7617/files/IMG_4017_3.jpg?v=1777040114"],"price":37.98,"currency":"USD","in_stock":true,"inventory_qty":279972,"dynamic_pricing":false,"listed_at":"2026-06-18T20:46:32.486Z"},"share_url":"https://firestarter.network/l/lst_WbDkyCnV","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_WbDkyCnV' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Mac and Cheese - Limited Martingale Dog Collar' and a budget_max comfortably above $37.98 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."]}}