public bool UnviewNotificationMessage(
	string messageId,
	string key
)

Public Function UnviewNotificationMessage ( 
	messageId As String,
	key As String
) As Boolean

public:
virtual bool UnviewNotificationMessage(
	String^ messageId, 
	String^ key
) sealed

abstract UnviewNotificationMessage : 
        messageId : string * 
        key : string -> bool 
override UnviewNotificationMessage : 
        messageId : string * 
        key : string -> bool