{"type":"firestarter.listing","listing":{"id":"lst_IBJ4AnuJ","product_name":"Polished Cube Ring","category":"Rings","description":"Effortlessly versatile. The Cube Ring is a timeless essential and showcases the beauty of our signature swirls. Its generous width accentuates the intricate patterns, making it a standout piece in any jewelry collection.\n\nSpecifications:\n\n\nRegularInternal width: 1.7cm / 0.7inThickness: 1.5cm / 0.6inRing Size: M-O (AU) / 6.5-7.25 (US)\n\nWeight: 4g\n\nComposition: Resin\n\n\n","images":["https://cdn.shopify.com/s/files/1/0160/5392/7990/files/dinosaur_designs_RGPOLCUB_polished_cube_ring_white_marble_001_619ff771-811c-421d-8f25-1fd8fdc085c8.jpg?v=1771475783","https://cdn.shopify.com/s/files/1/0160/5392/7990/files/dinosaur_designs_RGPOLCUB_polished_cube_ring_white_marble_002_5b193893-5711-4e5c-b0b1-fd99dd803311.jpg?v=1771475785"],"price":68,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:44:02.553Z"},"share_url":"https://firestarter.network/l/lst_IBJ4AnuJ","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_IBJ4AnuJ' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Polished Cube Ring' and a budget_max comfortably above $68.00 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."]}}