Gets user's sent messages - uses general method.
            
Namespace: CMS.MessagingAssembly: CMS.Messaging (in CMS.Messaging.dll) Version: 8.0.0.0 (8.1.5347.20411)
Parameters
- userId
 - Type: 
System Int32
User ID 
- orderBy
 - Type: 
System String
Order by 
- topN
 - Type: 
System Int32
Top N rows 
- columns
 - Type: 
System String
Select only specified columns 
Return Value
Type:See Also