SnSubscriberEntity EnsureSubscriberExists(
	SubscribeArgs args,
	Nullable<Guid> userId,
	string email
)

Function EnsureSubscriberExists ( 
	args As SubscribeArgs,
	userId As Nullable(Of Guid),
	email As String
) As SnSubscriberEntity

SnSubscriberEntity^ EnsureSubscriberExists(
	SubscribeArgs^ args, 
	Nullable<Guid> userId, 
	String^ email
)

abstract EnsureSubscriberExists : 
        args : SubscribeArgs * 
        userId : Nullable<Guid> * 
        email : string -> SnSubscriberEntity