{"type":"firestarter.listing","listing":{"id":"lst_5Op3KssB","product_name":"Sterling Silver Adjustable Plain Chain","category":"Necklace > Chains","description":"Sterling Silver Adjustable Plain Chain.\nSterling Silver (925)Chain = 0.5mm widthAdjuster chain with linksLobster claw fittingLengths available:16\"+ 2\" (18\" total)18\"+ 2\" (20\" total)\nGift ready - branded cotton gift bag included","images":["https://cdn.shopify.com/s/files/1/0247/1034/8875/products/E4-CHAIN-SS-000-16-18_2.jpg?v=1706833825","https://cdn.shopify.com/s/files/1/0247/1034/8875/files/AC2A4836_copy_ALPHA.jpg?v=1762940573","https://cdn.shopify.com/s/files/1/0247/1034/8875/products/E4-CHAIN-SS-000-16-18_3.jpg?v=1762252175","https://cdn.shopify.com/s/files/1/0247/1034/8875/files/AC2A4858_copy_8113_ALPHA.jpg?v=1762252175"],"price":20,"currency":"USD","in_stock":true,"inventory_qty":19998,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:46.892Z"},"share_url":"https://firestarter.network/l/lst_5Op3KssB","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_5Op3KssB' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Sterling Silver Adjustable Plain Chain' and a budget_max comfortably above $20.00 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."]}}