diff --git a/web-rest/src/main/java/li/strolch/rest/endpoint/NotificationResource.java b/web-rest/src/main/java/li/strolch/rest/endpoint/NotificationResource.java
index 09a8fa165..d8cf065e5 100644
--- a/web-rest/src/main/java/li/strolch/rest/endpoint/NotificationResource.java
+++ b/web-rest/src/main/java/li/strolch/rest/endpoint/NotificationResource.java
@@ -33,7 +33,6 @@ import li.strolch.persistence.api.StrolchTransaction;
 import li.strolch.policy.notifications.NotificationsPolicy;
 import li.strolch.privilege.model.Certificate;
 import li.strolch.rest.RestfulStrolchComponent;
-import li.strolch.rest.helper.ResponseUtil;
 import li.strolch.service.JsonServiceArgument;
 import li.strolch.service.StringArgument;
 import li.strolch.service.api.ServiceHandler;
@@ -50,14 +49,13 @@ import java.util.List;
 import java.util.Objects;
 import java.util.Optional;
 import java.util.function.Function;
-import java.util.stream.Collectors;
 
 import static java.util.Optional.ofNullable;
 import static li.strolch.model.StrolchModelConstants.*;
 import static li.strolch.rest.RestfulStrolchComponent.getInstance;
 import static li.strolch.rest.StrolchRestfulConstants.DATA;
 import static li.strolch.rest.StrolchRestfulConstants.STROLCH_CERTIFICATE;
-import static li.strolch.rest.helper.ResponseUtil.*;
+import static li.strolch.rest.helper.ResponseUtil.toResponse;
 import static li.strolch.runtime.StrolchConstants.DEFAULT_REALM;
 import static li.strolch.runtime.StrolchConstants.StrolchPrivilegeConstants.*;
 import static li.strolch.utils.helper.ExceptionHelper.getCallerMethod;