{"type":"firestarter.listing","listing":{"id":"lst_lP0oAxG8","product_name":"9ct Solid Gold Fine Mariner Chain Necklace","category":"Necklace > Chains","description":"9ct Solid Gold Fine Mariner chain necklace9ct Solid Gold (375)HallmarkedAdjustable lengths in three length options: 14-16\", 16-18\" or 18-20\"Chain thickness = 2.12mm x 0.45mm Fine Mariner link chainLobster claw fittingGift ready - branded cotton gift bag included\nMade using 9ct yellow gold and nothing else.","images":["https://cdn.shopify.com/s/files/1/0247/1034/8875/files/23_1ffff2b2-b80f-43a0-9c9a-d09ffa193f25.png?v=1747143937","https://cdn.shopify.com/s/files/1/0247/1034/8875/files/AC2A1850copyFMARINER5N7114.jpg?v=1747143937","https://cdn.shopify.com/s/files/1/0247/1034/8875/files/A7-CN-FMARINER5N-Y9-000-0_2.jpg?v=1747143937","https://cdn.shopify.com/s/files/1/0247/1034/8875/files/AC2A1879copyFMARINER5N68826517.jpg?v=1747143937","https://cdn.shopify.com/s/files/1/0247/1034/8875/files/A7-CN-FMARINER5N-Y9-000-0.jpg?v=1755183639","https://cdn.shopify.com/s/files/1/0247/1034/8875/files/AC2A1978copyFMARINER5NFIG1NBOX1N35692202_e766ea39-13c6-41f7-af3e-3c1ec50d1756.jpg?v=1755183639"],"price":266,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:45.706Z"},"share_url":"https://firestarter.network/l/lst_lP0oAxG8","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 ","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_lP0oAxG8' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy 9ct Solid Gold Fine Mariner Chain Necklace' and a budget_max comfortably above $266.00 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."]}}