{"type":"firestarter.listing","listing":{"id":"lst_7GT8CrfJ","product_name":"Poplin Big Shirt - Brown","category":"Apparel","description":"The poplin shirt is cherished for its balance of comfort, durability, and elegance. Our new oversized version reimagines this classic with a bold silhouette and crisp poplin that brings volume without weight. Designed to be thrown on and lived in, layered or worn alone, it’s a relaxed take on structure with room to breathe.\n \n","images":["https://cdn.shopify.com/s/files/1/0562/9737/files/BIG_SHIRT_BROWN_01_UPDATE.jpg?v=1761743382","https://cdn.shopify.com/s/files/1/0562/9737/files/BIG_SHIRT_BROWN_02_UPDATE.jpg?v=1761745111","https://cdn.shopify.com/s/files/1/0562/9737/files/BIG_SHIRT_BROWN_03_UPDATE.jpg?v=1761745111"],"price":160,"currency":"USD","in_stock":true,"inventory_qty":59994,"dynamic_pricing":false,"listed_at":"2026-06-18T20:29:52.203Z"},"share_url":"https://firestarter.network/l/lst_7GT8CrfJ","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_7GT8CrfJ' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Poplin Big Shirt - Brown' and a budget_max comfortably above $160.00 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."]}}