Service/Account/Balance/Validate/A/ProcessOneAsset.php
private function getDateBalanceClose($typeId)
    {
        $req = new ARequestLastDate();
        $req->setAssetTypeId($typeId);
        /** @var AResponseLastDate $resp */
        $resp = $this->servLastDate->exec($req);
        $result = $resp->getLastDate();
        return $result;
    }
private function getDateBalanceClose($typeId)
    {
        $req = new ARequestLastDate();
        $req->setAssetTypeId($typeId);
        /** @var AResponseLastDate $resp */
        $resp = $this->servLastDate->exec($req);
        $result = $resp->getLastDate();
        return $result;
    }
Get datestamp for the last day of available balances.

@param int $typeId asset type
@return string YYYYMMDD
@throws \Exception