{"type":"firestarter.listing","listing":{"id":"lst_qzBiX7_6","product_name":"Keyhole Chain Necklace","category":"Necklaces","description":"Accented with a single golden zircon bead at the clasp, this versatile chain is perfect worn alone or layered. This everyday necklace will be a lovely addition to your jewelry collection. This size is the larger, bottom chain in the model photo.\n14k gold chain and clasp. Matte finish.","images":["https://cdn.shopify.com/s/files/1/1479/9532/files/26-01-22_041copy.jpg?v=1769802071","https://cdn.shopify.com/s/files/1/1479/9532/files/26-01-23_057.jpg?v=1769803959","https://cdn.shopify.com/s/files/1/1479/9532/files/26-01-22_040copy.jpg?v=1769802071"],"price":840,"currency":"USD","in_stock":true,"inventory_qty":29997,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:25.852Z"},"share_url":"https://firestarter.network/l/lst_qzBiX7_6","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_qzBiX7_6' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Keyhole Chain Necklace' and a budget_max comfortably above $840.00 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."]}}