| Name | Description | |
|---|---|---|
![]()  | Attribute | A string specifying the OPC-UA node, its attribute and index range list. | 
![]()  | AttributeDataPayload | An event payload with an OPC-UA attribute value, together with status code and timestamps. | 
![]()  | Endpoint | A string specifying the OPC-UA server endpoint. | 
![]()  | ErrorId | Gets the error ID of the error. | 
            