{"type":"firestarter.listing","listing":{"id":"lst_okIdNAFl","product_name":"Muscle Tee","category":"Kid Tops","description":"\nA cool, super soft sleeveless jersey muscle tee with jersey neckband. Fit: True to sizeContent: 100% organic JerseyCare: Machine wash, cold water. Tumble dry lowMade in Los Angeles","images":["https://cdn.shopify.com/s/files/1/1328/2787/products/Muscle-Tee-gravel.jpg?v=1675799728","https://cdn.shopify.com/s/files/1/1328/2787/products/2S5A0411.jpg?v=1677101676"],"price":34,"currency":"USD","in_stock":true,"inventory_qty":19998,"dynamic_pricing":false,"listed_at":"2026-06-18T20:43:48.723Z"},"share_url":"https://firestarter.network/l/lst_okIdNAFl","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_okIdNAFl' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Muscle Tee' and a budget_max comfortably above $34.00 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."]}}