{"type":"firestarter.listing","listing":{"id":"lst_x3kNNpTq","product_name":"Firm Believer Neck + Face Cream Sample","category":"MINI","description":"This deeply hydrating neck and face cream helps improve tone and firmness while reducing the appearance of fine lines for smoother, lifted skin.","images":["https://cdn.shopify.com/s/files/1/0275/0903/0983/files/FirmingFirmBelieverSachet_2XODSamples..svg?v=1757294678"],"price":0,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:44:54.558Z"},"share_url":"https://firestarter.network/l/lst_x3kNNpTq","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_x3kNNpTq' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Firm Believer Neck + Face Cream Sample' and a budget_max comfortably above $0.00 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."]}}