@interface HMDCameraRecordingMetricUUIDUtilities : HMFObject + (id)UUIDRotationSalt; + (id)currentEphemeralUUIDWithUUID:(id)a0 rotationScheduleDays:(unsigned long long)a1; + (id)ephemeralUUIDWithUUID:(id)a0 forTimestamp:(unsigned long long)a1 rotationSchedule:(unsigned long long)a2; + (id)ephemeralUUIDWithUUID:(id)a0 forTimestamp:(unsigned long long)a1 rotationScheduleDays:(unsigned long long)a2; @end