| Name | Description | |
|---|---|---|
|  | Arguments | Holds arguments that were used to subscribe to a monitored item in an OPC-UA server. | 
|  | Diagnostics | Diagnostics information (such as warnings) assembled during the operation. | 
|  | DiagnosticsCount | Count of diagnostic information elements assembled during the operation. | 
|  | DiagnosticsSummary | Textual summary of diagnostics information, one message per line. | 
|  | DisplayString | The display string for the current object. | 
|  | ErrorId | Gets or sets the error ID of the error. | 
|  | ErrorMessage | Gets or sets a message that describes the current exception. | 
|  | ErrorMessageBrief | The first line of the error message. | 
|  | EventData | Event notification information. | 
|  | Exception | Gets the current exception. Contains null reference when no exception. | 
|  | NormalizedDiagnostics | A normalized OpcLabs.BaseLib.OperationModel.OperationEventArgs.Diagnostics collection. | 
|  | NormalizedException | A normalized OpcLabs.BaseLib.OperationModel.OperationEventArgs.Exception object, or nullif there was no error. | 
|  | Refresh | Denotes whether this notification was triggered by subscription refresh. | 
|  | RefreshComplete | When True, this notification denotes that the subscription refresh is complete. | 
|  | RefreshInitiated | When True, this notification denotes that the subscription refresh has been initiated. | 
|  | StatusInfo | Basic technology-independent status information. An enumeration of four mutually exclusive status codes (Unknown, Normal, Warning, Error). | 
|  | Succeeded | Gets indication whether the operation has succeeded. | 
 
            