public async Task <bool> UpdateVoterInfo(int voterId, DateTime dob)
        {
            var isVoteUpdated = false;
            var voter         = await VoterRepository.GetByIdAsync(voterId);

            if (voter != null)
            {
                voter.DOB = dob;
                await VoterRepository.UpdateAsync(voter);

                isVoteUpdated = true;
            }

            return(isVoteUpdated);
        }