Index: firmware/App/Services/SystemCommMessages.h
===================================================================
diff -u -r57fe78d545ac91ba3f8d38ff76079a0d7ec8c0db -r4e1b1e718c7df521980c6cbfbe94f53720292913
--- firmware/App/Services/SystemCommMessages.h	(.../SystemCommMessages.h)	(revision 57fe78d545ac91ba3f8d38ff76079a0d7ec8c0db)
+++ firmware/App/Services/SystemCommMessages.h	(.../SystemCommMessages.h)	(revision 4e1b1e718c7df521980c6cbfbe94f53720292913)
@@ -75,6 +75,19 @@
     U32 rejection_reason;       ///< Rejection reason if not accepted.
 } UI_RESPONSE_PAYLOAD_T;
 
+typedef struct
+{
+    U08 userRequest;            ///< request to confirm, cancel, or reject off button request
+} UI_OFF_BUTTON_RESPONSE_PAYLOAD_T;
+
+typedef struct
+{
+    U32 event;                  ///< Event ID
+    U32 dataType1;              ///< Data type for data field 1
+    EVENT_DATAS_T data1;        ///< data field 1
+    U32 dataType2;              ///< Data type for data field 2
+    EVENT_DATAS_T data2;        ///< Data field 2
+} EVENT_PAYLOAD_T;
 
 // ********** public function prototypes **********