What the address space needs to know about a Subscription when a Method takes a SubscriptionId / MonitoredItemId argument (ConditionRefresh, ConditionRefresh2).
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the MonitoredItem with that id in this Subscription, or null
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What the address space needs to know about a Subscription when a Method takes a SubscriptionId / MonitoredItemId argument (ConditionRefresh, ConditionRefresh2).