{"type":"firestarter.listing","listing":{"id":"lst__8EmwV5E","product_name":"9ct Solid Gold Double Bezel CZ Barbell Stud Earring","category":"Earrings > Cartilage","description":"Solid Gold Double Bezel CZ Barbell Stud Earring\n\n9ct Solid Gold (375)\n\nCubic Zirconia stones\nSold as a single studBar = 0.5mm thick x 5.5mm lengthFront = 4mm (w) x 6.5mm (h)Ball fitting measures 3mm (screws on at back)Gift ready - branded cotton gift bag included","images":["https://cdn.shopify.com/s/files/1/0247/1034/8875/files/J2-SB-0168-Y9-CZW-0_1_0aa1879e-dedf-4215-a34e-40d0d6980aab.jpg?v=1708603452","https://cdn.shopify.com/s/files/1/0247/1034/8875/files/J2-SB-0168-Y9-CZW-0_2_a451d583-40aa-488d-b3cf-1884c5aa9c65.jpg?v=1708603453"],"price":87,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:47.570Z"},"share_url":"https://firestarter.network/l/lst__8EmwV5E","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__8EmwV5E' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy 9ct Solid Gold Double Bezel CZ Barbell Stud Earring' and a budget_max comfortably above $87.00 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."]}}