{"type":"firestarter.listing","listing":{"id":"lst__AtjiX8Y","product_name":"Marshmallow Tips","category":null,"description":"Campfire Audio Marshmallow Foam Tips.This is our favorite tip to use with our earphones.Available in sizes Small, Medium, or Large.Each size will come in a set of three pairs.","images":["https://cdn.shopify.com/s/files/1/0796/5412/5878/products/Marshmallow-Tips.jpg?v=1689299674"],"price":12.99,"currency":"USD","in_stock":true,"inventory_qty":39996,"dynamic_pricing":false,"listed_at":"2026-06-20T14:55:48.417Z"},"share_url":"https://firestarter.network/l/lst__AtjiX8Y","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__AtjiX8Y' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Marshmallow Tips' and a budget_max comfortably above $12.99 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."]}}