public function setAccountIdVirtual($accountIdVirtual)
    {
        $accountIdVirtual = (int) $accountIdVirtual;

        if ($this->accountIdVirtual < 0) {
            throw new \UnderflowException('Value of "accountIdVirtual" must be greater than 0');
        }


        if ($this->exists() && $this->accountIdVirtual !== $accountIdVirtual) {
            $this->updated['accountIdVirtual'] = true;
        }

        $this->accountIdVirtual = $accountIdVirtual;

        return $this;
    }