{"type":"firestarter.listing","listing":{"id":"lst_OWY8f0Ao","product_name":"Cuban 4mm Chain Necklace for Men","category":"Necklaces","description":"This necklace is made with 14k gold plated stainless steel, featuring a 4mm cuban link and a lobster claw clasp. It comes in either 20 or 22 inches, and it's made in the USA for men to spice up their outfits.","images":["https://cdn.shopify.com/s/files/1/0248/5334/8403/files/Cuban-4mm-Chain-Necklace-for-Men-Necklaces-1.jpg?v=1737070083","https://cdn.shopify.com/s/files/1/0248/5334/8403/files/Cuban-4mm-Chain-Necklace-for-Men-Necklaces-2.jpg?v=1737070086","https://cdn.shopify.com/s/files/1/0248/5334/8403/files/Cuban-4mm-Chain-Necklace-for-Men-Necklaces-3.jpg?v=1737070088","https://cdn.shopify.com/s/files/1/0248/5334/8403/files/Cuban-4mm-Chain-Necklace-for-Men-Necklaces-4.jpg?v=1737070090"],"price":40,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:35.357Z"},"share_url":"https://firestarter.network/l/lst_OWY8f0Ao","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_OWY8f0Ao' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Cuban 4mm Chain Necklace for Men' and a budget_max comfortably above $40.00 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."]}}