Say which linked account a message is for

go/asks/asks.go

@@ -310,6 +310,9 @@ type Message struct {
 	Silent  bool     `json:"silent,omitempty"`
 	// Reply is the Choice or LinkAsked this answers, by its ID: the channel shows it where that was made.
 	Reply string `json:"reply,omitempty"`
+	// To is the account linked as the operator on this kind, for a channel that verifies its sender: where
+	// the channel sends what is not a reply. The router's word, from its list; empty when none is linked.
+	To string `json:"to,omitempty"`
 }
 
 // Sender is who a channel's service says sent something: the account, the name it shows, and whether the