{"ok":true,"tool":"uuid","uuid":"f43bba76-af5c-4319-805f-6663f20119ac","uuids":["f43bba76-af5c-4319-805f-6663f20119ac"],"count":1,"mode":"free","paid_hint":"Free preview; ?mode=paid = $0.001 USDC via x402. Optional ?n=1-20."}