{"type":"firestarter.listing","listing":{"id":"lst_WzzGeypX","product_name":"Derby Seersucker Shirt in Dark Navy","category":"Shirts","description":"Cut from lightweight European seersucker, the Derby Shirt uses a striped cloth with a naturally textured surface suited to warmer weather. \nFinished with a boxier cut through the body and corozo nut buttons. \nMade in Portugal.","images":["https://cdn.shopify.com/s/files/1/1429/1636/files/DERBYSEERSUCKERFRONT.jpg?v=1778163755","https://cdn.shopify.com/s/files/1/1429/1636/files/ALM2240SKCSS26002-NAVY-01resize_jpg.jpg?v=1776683028","https://cdn.shopify.com/s/files/1/1429/1636/files/ALM2240SKCSS26002-NAVY-02resized.jpg?v=1776683028","https://cdn.shopify.com/s/files/1/1429/1636/files/ALM2240SKCSS26002-NAVY-03resized.jpg?v=1776683028","https://cdn.shopify.com/s/files/1/1429/1636/files/ALM2240SKCSS26002-NAVY-04resized.jpg?v=1776683028","https://cdn.shopify.com/s/files/1/1429/1636/files/DERBYSEERSUCKERBACK.jpg?v=1778163755","https://cdn.shopify.com/s/files/1/1429/1636/files/DERBYSEERSUCKERCLOSEUP1.jpg?v=1778163755","https://cdn.shopify.com/s/files/1/1429/1636/files/DERBYSEESUCKERCLOSEUP2.jpg?v=1778163755"],"price":125,"currency":"USD","in_stock":true,"inventory_qty":69993,"dynamic_pricing":false,"listed_at":"2026-06-18T20:30:19.004Z"},"share_url":"https://firestarter.network/l/lst_WzzGeypX","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_WzzGeypX' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Derby Seersucker Shirt in Dark Navy' and a budget_max comfortably above $125.00 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."]}}