{"type":"firestarter.listing","listing":{"id":"lst_MCYN5fO6","product_name":"Buckeye Magnesite Ring","category":"Jewelry","description":"\nSterling Silver\n\nMagnesite or Howlite approximately 8mm x 20mm\nNatural variations in stone color, veining, and matrix make each piece truly one of a kind.\nDesigned by Nikki Reed\n\nThis BaYou with Love jewelry piece is crafted by hand in our New York studio using recycled gold, including recovered gold from technology, extracted sustainably and ethically.","images":["https://cdn.shopify.com/s/files/1/1960/9941/files/2025-07-0315-44-09.jpg?v=1753139140","https://cdn.shopify.com/s/files/1/1960/9941/files/IMG_9126.jpg?v=1761181102","https://cdn.shopify.com/s/files/1/1960/9941/files/2025-07-0315-45-16.jpg?v=1761165861"],"price":1141,"currency":"USD","in_stock":true,"inventory_qty":19998,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:35.260Z"},"share_url":"https://firestarter.network/l/lst_MCYN5fO6","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_MCYN5fO6' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Buckeye Magnesite Ring' and a budget_max comfortably above $1141.00 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."]}}