Optional
whereClause: ContentFilterElement | ContentFilterOptionsconstructEventFilter(["SourceName","Message","ReceiveTime"]);
constructEventFilter(["SourceName","2:MyData" ]);
constructEventFilter(["SourceName" ,["EnabledState","EffectiveDisplayName"] ]);
constructEventFilter(["SourceName" ,"EnabledState.EffectiveDisplayName" ]);
constructEventFilter([ ["SourceName",{namespaceIndex:2 , "MyData"} ]]);
helper to construct event filters: construct a simple event filter
"ConditionId" in the arrayOfNames has a special meaning