improved logging in callbacks

frontend/pshared/lib/service/payment/service.dart

@@ -82,6 +82,7 @@ class PaymentService {
     String organizationRef,
     String quotationRef, {
     String? idempotencyKey,
+    String? clientPaymentRef,
     Map<String, String>? metadata,
   }) async {
     _logger.fine(
@@ -90,6 +91,7 @@ class PaymentService {
     final request = InitiatePaymentRequest(
       idempotencyKey: idempotencyKey ?? Uuid().v4(),
       quoteRef: quotationRef,
+      clientPaymentRef: clientPaymentRef,
       metadata: metadata,
     );
     final response = await AuthorizationService.getPOSTResponse(