//[Authorize(Authorization.Policies.ViewAllUsersPolicy)]
        public async Task <IActionResult> GetUsers(int page, int pageSize)
        {
            var usersAndRoles = await _accountManager.GetUsersAndRoleIdsAsync(page, pageSize);

            List <UserDto> usersVM = new List <UserDto>();

            foreach (var item in usersAndRoles)
            {
                var userVM = _mapper.Map <UserDto>(item.Item1);
                userVM.Roles = _mapper.Map <List <UserRoleInfo> >(item.Item2);

                usersVM.Add(userVM);
            }

            return(Ok(usersVM));
        }