public async Task <IDataResult <List <OperationClaim> > > GetClaimsAsync(User user)
        {
            var claims = await _operationClaimDal.GetClaimsAsync(user);

            if (claims.Count == 0)
            {
                return(new ErrorDataResult <List <OperationClaim> >(null, Messages.OperationClaimsNotFoundForUser));
            }

            return(new SuccessDataResult <List <OperationClaim> >(claims, Messages.OperationClaimsListedForUser));
        }