public async Task <bool> Handle(UpdateSalaryCommand request, CancellationToken cancellationToken)
        {
            var salaryInDb = await _Repository.GetAsync(request.Id);

            salaryInDb.UpdateSalary(request.Salary);

            _Repository.Update(salaryInDb);

            return(await _Repository.UnitOfWork.SaveEntitiesAsync(cancellationToken));
        }