Iyzipay\Model\Subscription\SubscriptionUpgrade Object ( [rawResult:Iyzipay\ApiResource:private] => {"status":401,"errorCode":"5","errorMessage":"Authentication failed!","systemTime":1742281587267,"locale":"tr"} [status:Iyzipay\IyzipayResource:private] => 401 [errorCode:Iyzipay\IyzipayResource:private] => 5 [errorMessage:Iyzipay\IyzipayResource:private] => Authentication failed! [errorGroup:Iyzipay\IyzipayResource:private] => [locale:Iyzipay\IyzipayResource:private] => tr [systemTime:Iyzipay\IyzipayResource:private] => 1742281587267 [conversationId:Iyzipay\IyzipayResource:private] => [referenceCode:Iyzipay\Model\Subscription\SubscriptionUpgrade:private] => [parentReferenceCode:Iyzipay\Model\Subscription\SubscriptionUpgrade:private] => [pricingPlanReferenceCode:Iyzipay\Model\Subscription\SubscriptionUpgrade:private] => [customerReferenceCode:Iyzipay\Model\Subscription\SubscriptionUpgrade:private] => [subscriptionStatus:Iyzipay\Model\Subscription\SubscriptionUpgrade:private] => [trialDays:Iyzipay\Model\Subscription\SubscriptionUpgrade:private] => [trialStartDate:Iyzipay\Model\Subscription\SubscriptionUpgrade:private] => [trialEndDate:Iyzipay\Model\Subscription\SubscriptionUpgrade:private] => [createdDate:Iyzipay\Model\Subscription\SubscriptionUpgrade:private] => [startDate:Iyzipay\Model\Subscription\SubscriptionUpgrade:private] => [endDate:Iyzipay\Model\Subscription\SubscriptionUpgrade:private] => )