The fields of the LoggingEventData structure are listed below. For a complete list of LoggingEventData structure members, see the LoggingEventData Members topic.
|  Domain | String representation of the AppDomain. | 
|  ExceptionString | The string representation of the exception | 
|  Identity | String representation of the identity. | 
|  Level | Level of logging event. | 
|  LocationInfo | Location information for the caller. | 
|  LoggerName | The logger name. | 
|  Message | The application supplied message. | 
|  Properties | Additional event specific properties | 
|  ThreadName | The name of thread | 
|  TimeStamp | The time the event was logged | 
|  UserName | String representation of the user | 
LoggingEventData Class | log4net.Core Namespace