{"type":"firestarter.listing","listing":{"id":"lst_fqnwd81Y","product_name":"Thin Cable Chain 18\" Necklace 1.3mm in 14k Yellow, Rose and White Gold","category":"Chains","description":"This everyday staple is our favorite. Thin but not too thin, and a beautiful base for layering your favorite small charms and pendants. This thin chain is best for letter beads, and mini zodiac charms. Available in 14k yellow, rose and white gold.","images":["https://cdn.shopify.com/s/files/1/1994/1391/files/1_2mm-cable-chain-necklace_1_2mm-cable-chain-necklace_valley_rose.jpg?v=1715693343","https://cdn.shopify.com/s/files/1/1994/1391/files/1_2mm-cable-chain-necklace_1_2mm-cable-chain-necklace_valley_rose-2.png?v=1715693348"],"price":757,"currency":"USD","in_stock":true,"inventory_qty":29997,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:33.407Z"},"share_url":"https://firestarter.network/l/lst_fqnwd81Y","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_fqnwd81Y' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Thin Cable Chain 18\" Necklace 1.3mm in 14k Yellow, Rose and White Gold' and a budget_max comfortably above $757.00 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."]}}