The components of this parameter are defined in Table 163.
Table 163– NotificationMessage
|
Name |
Type |
Description |
|
NotificationMessage |
structure |
The Messagethat contains one or more Notifications. |
|
sequenceNumber |
Counter |
The sequence number of the NotificationMessage. |
|
publishTime |
UtcTime |
The time that this Messagewas sent to the Client. If this Messageis retransmitted to the Client, this parameter contains the time it was first transmitted to the Client. |
|
notificationData [] |
Extensible Parameter NotificationData |
The list of NotificationData structures. The NotificationDataparameter type is an extensible parameter type specified in 7.20. It specifies the types of Notificationsthat can be sent. The ExtensibleParametertype is specified in 7.12. Notifications of the same type should be grouped into one NotificationData element. If a Subscription contains MonitoredItemsfor events and data, this array should have not more than 2 elements. If the Subscriptioncontains MonitoredItemsonly for data or only for events, the array size should always be one for this Subscription. |