URL: https://docs.unity3d.com/ScriptReference/../Manual/../ScriptReference/Media.MediaTime.Invalid.html
taLayer-initialized', user: { user_unity_id: undefined, user_logged_in: 'no' }, environment: { environment_locale: 'en-us', environment_currency: undefined }});Invalid time value.
Invalid time values have an invalid rate (see MediaRational.isValid), regardless of the count value. This utility value just provides one of the many possible invalid MediaTimes.