public UserController(
     ApplicationContext context,
     UserAccessChecker accessChecker,
     NotificationSender notificationSender,
     ILogger <UserController> logger)
 {
     this.context            = context;
     this.accessChecker      = accessChecker;
     this.notificationSender = notificationSender;
     this.logger             = logger;
 }
 public EventController(ApplicationContext context, UserAccessChecker accessChecker, ILogger <EventController> logger)
 {
     this.context       = context;
     this.accessChecker = accessChecker;
     this.logger        = logger;
 }