diff --git a/internal/types/message/messages.go b/internal/types/message/messages.go
index 01c20623..a0476739 100644
--- a/internal/types/message/messages.go
+++ b/internal/types/message/messages.go
@@ -173,16 +173,16 @@ type BroadcastStatus struct {
 /////////////////////////////
 
 type SendUnicast struct {
-	Event    string `json:"event,omitempty"`
-	Sender   string `json:"sender"`
-	Receiver string `json:"receiver"`
-	Subject  string `json:"subject"`
-	Body     string `json:"body"`
+	Event    string      `json:"event,omitempty"`
+	Sender   string      `json:"sender"`
+	Receiver string      `json:"receiver"`
+	Subject  string      `json:"subject"`
+	Body     interface{} `json:"body"`
 }
 
 type SendBroadcast struct {
-	Event   string `json:"event,omitempty"`
-	Sender  string `json:"sender"`
-	Subject string `json:"subject"`
-	Body    string `json:"body"`
+	Event   string      `json:"event,omitempty"`
+	Sender  string      `json:"sender"`
+	Subject string      `json:"subject"`
+	Body    interface{} `json:"body"`
 }