{"type":"firestarter.listing","listing":{"id":"lst_B38Xv8e6","product_name":"Long Sleeve Block Tee","category":"Boy Shirts","description":"Soft jersey long sleeve tee with stripe panel on sleeve\nFabric: 100% certified organic jersey\nFit: true to size\nCare: machine wash cold water, tumble dry","images":["https://cdn.shopify.com/s/files/1/1328/2787/products/Long-Sleeve-Tee--green_212ba34f-90dd-4fd4-815d-9863ba756808.jpg?v=1654636506"],"price":28,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:43:49.087Z"},"share_url":"https://firestarter.network/l/lst_B38Xv8e6","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_B38Xv8e6' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Long Sleeve Block Tee' and a budget_max comfortably above $28.00 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."]}}