lib/ThreeScaleAuthorizeResponse.php
public function getPeriodEnd() {
    if (is_null($this->parsedPeriodEnd)) {
      $this->parsedPeriodEnd = strtotime($this->periodEnd);
    }

    return $this->parsedPeriodEnd;
  }
public function getPeriodEnd() {
    if (is_null($this->parsedPeriodEnd)) {
      $this->parsedPeriodEnd = strtotime($this->periodEnd);
    }

    return $this->parsedPeriodEnd;
  }
End of the current period of the usage limit, as unix timestamp.

@return int (unit timestamp)