{"type":"firestarter.listing","listing":{"id":"lst_DFM0pvNn","product_name":"New Without Tags T-Shirt size: Adult XS-XL","category":"T-Shirt","description":"NWOT/Convertible maternity v-neck\n\nMaterial: Organic Cotton (100%)\nSeasonality: All Season\nCondition: New with Tags\n","images":["https://cdn.shopify.com/s/files/1/0023/4337/0861/files/mightly-adult-xs-xl-green_hsxO0.jpg?v=1757426511"],"price":18,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:43:47.489Z"},"share_url":"https://firestarter.network/l/lst_DFM0pvNn","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_DFM0pvNn' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy New Without Tags T-Shirt size: Adult XS-XL' and a budget_max comfortably above $18.00 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."]}}