public IActionResult AddEvent()
        {
            var organizationId = identityRepository.GetOrganizationId(userManager.GetUserId(HttpContext.User));
            var organization   = identityRepository.GetOrganization(organizationId);

            if (organization == null)
            {
                return(Unauthorized());
            }

            var model = new AddEventViewModel()
            {
                Organization = organization
            };

            return(View(model));
        }