dev add context for notifcations

src/main/java/ru/soune/nocopy/service/file/impl/FileUploadServiceImpl.java

@@ -458,7 +458,7 @@ public class FileUploadServiceImpl implements FileUploadService {
                     context.put("support_id", fileEntity.getSupportId());
 
                     notificationService.addNotification(NotificationType.FILE_ADDED_TO_SYSTEM, session.getUserId(),
-                            context);
+                            context.toString());
                 }
 
                 if (status != FileStatus.TEMP) {

src/main/java/ru/soune/nocopy/service/file/moderation/ModerationService.java

@@ -98,7 +98,7 @@ public class ModerationService {
         context.put("new_status", request.getNewStatus().name());
         context.put("comment", request.getComment());
 
-        notificationService.addNotification(NotificationType.FILE_MODERATION_EVENT, file.getUserId(), context);
+        notificationService.addNotification(NotificationType.FILE_MODERATION_EVENT, file.getUserId(), context.toString());
     }
 
     /**