{"type":"firestarter.listing","listing":{"id":"lst_cyNSXreo","product_name":"Heavyweight Vintage Collar | Sterling Silver","category":"Necklaces","description":"Handmade vintage collar mesh chain sourced from the southwest, this beauty is like a weighted blanket on the clavicle. 18 inches in length.\n","images":["https://cdn.shopify.com/s/files/1/0245/6344/9908/files/SSCollar.jpg?v=1771101884","https://cdn.shopify.com/s/files/1/0245/6344/9908/files/SSCollar-2.jpg?v=1771101884","https://cdn.shopify.com/s/files/1/0245/6344/9908/files/SSCollar-1.jpg?v=1771101503"],"price":1000,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:35.458Z"},"share_url":"https://firestarter.network/l/lst_cyNSXreo","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_cyNSXreo' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Heavyweight Vintage Collar | Sterling Silver' and a budget_max comfortably above $1000.00 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."]}}