{"type":"firestarter.listing","listing":{"id":"lst_0WHPUbkV","product_name":"Diadem Limited Edition Vintage T-Shirt","category":"Tops","description":"This Limited Edition Diadem Vintage T-Shirt has a small Diadem logo on the front left with a full round emblem with the Diadem logo on the back.  The 65/35 polyester and cotton blend is comfortable and light weight making it the perfect for on and off court. These shirts were made to Diadem specifications with a fashionable fit and comfortable feel.  Available while supplies last.\nAvailable Color: Royal BlueAvailable Size: Adult S, M, L, XL, XXL","images":["https://cdn.shopify.com/s/files/1/0253/6210/4402/products/DiademBackPatchFront1500x1500_1.jpg?v=1762445355"],"price":35,"currency":"USD","in_stock":true,"inventory_qty":49995,"dynamic_pricing":false,"listed_at":"2026-06-20T14:55:57.805Z"},"share_url":"https://firestarter.network/l/lst_0WHPUbkV","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_0WHPUbkV' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Diadem Limited Edition Vintage T-Shirt' and a budget_max comfortably above $35.00 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."]}}