public async Task <PagedResultDto <IdentityUserDto> > GetListAsync(GetIdentityUsersInput input)
        {
            var count = await _userRepository.GetCountAsync();

            var list = await _userRepository.GetListAsync(input.Sorting, input.MaxResultCount, input.SkipCount, input.Filter);

            return(new PagedResultDto <IdentityUserDto>(
                       count,
                       ObjectMapper.Map <List <IdentityUser>, List <IdentityUserDto> >(list)
                       ));
        }