{"type":"firestarter.listing","listing":{"id":"lst_CZeg0XCF","product_name":"Kids Full Arm Cast Shower Cover","category":"Cast Cover","description":"Keep your kid's cast, PICC line, or bandages dry in the shower with our waterproof full arm shower cover that is non-slip and keeps water out.","images":["https://cdn.shopify.com/s/files/1/0667/1365/products/0002_CACU01C8_Clear_Front_022_jpg.png?v=1666588712","https://cdn.shopify.com/s/files/1/0667/1365/products/0001_CACU01C8_Clear_Detail_001_jpg.png?v=1666588712","https://cdn.shopify.com/s/files/1/0667/1365/products/showercover2copy.jpg?v=1666588712","https://cdn.shopify.com/s/files/1/0667/1365/products/0000_CACU01C8_Clear_Back_018_jpg.png?v=1666588712"],"price":30,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:43:51.058Z"},"share_url":"https://firestarter.network/l/lst_CZeg0XCF","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_CZeg0XCF' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Kids Full Arm Cast Shower Cover' and a budget_max comfortably above $30.00 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."]}}