Index: firmware/App/Services/SystemCommMessages.h
===================================================================
diff -u -rfba69244d94307e50fefaa1e88bcbb979584461e -r2c47c42b293b3fbfbab0930561bed2eb436bee2d
--- firmware/App/Services/SystemCommMessages.h	(.../SystemCommMessages.h)	(revision fba69244d94307e50fefaa1e88bcbb979584461e)
+++ firmware/App/Services/SystemCommMessages.h	(.../SystemCommMessages.h)	(revision 2c47c42b293b3fbfbab0930561bed2eb436bee2d)
@@ -136,6 +136,18 @@
     U32 minDialRate;            ///< Minimum dialysate flow rate (in mL/min)
     U32 maxDialRate;            ///< Maximum dialysate flow rate (in mL/min)
 } TREATMENT_PARAM_BROADCAST_PAYLOAD_T;
+
+/// Payload structure for generic confirmation request
+typedef struct
+{
+    GENERIC_CONFIRM_ID_T requestID;             ///< Generic request ID.
+    GENERIC_CONFIRM_COMMAND_T requestType;      ///< Generic request type.
+    U32 rejectReason;                           ///< Reject reason.
+    F32 genericPayload1;                        ///< Generic payload 1.
+    F32 genericPayload2;                        ///< Generic payload 2.
+    F32 genericPayload3;                        ///< Generic payload 3.
+    F32 genericPayload4;                        ///< Generic payload 4.
+} GENERIC_CONFIRMATION_REQUEST_T;
 
 // ********** public function prototypes **********
 
@@ -523,7 +535,7 @@
 void handleUIConfirmationResponse( MESSAGE_T *message );
 
 // MSG_ID_HD_REQUEST_UI_CONFIRMATION
-void sendConfirmationRequest( GENERIC_CONFIRM_ID_T request_id, GENERIC_CONFIRM_COMMAND_T request_type, U32 reject_reason );
+void sendConfirmationRequest( GENERIC_CONFIRMATION_REQUEST_T *request );
 
 // MSG_ID_HD_REQUEST_DG_ALARMS
 BOOL sendRequestForDGResendAlarms( void );