undefined. Maximum length: 2.false.options or kushkiInstance parameters are null or undefined, the ERRORS.E012 error is thrown.options.paymentType property has an invalid length, the ERRORS.E011 error is thrown.options.fields has a non-existent selector, the ERRORS.E013 error is thrown.options.fields does not contain the required fields for the card payout token, the ERRORS.E020 error is thrown.isSubscriptionisSubscription FieldisSubscription hosted field is required, add the isRequired flag to the isSubscription configuration. The default value is false.isSubscription field is required, when calling the requestToken method, the isSubscription checkbox must be checked. Otherwise, an error will be thrown.isSubscription field is not required, selecting the isSubscription checkbox is optional.isSubscription Field OmittedisSubscription FieldisSubscription hosted field, simply remove its configuration.isSubscription configuration is missing, the isSubscription checkbox will not be rendered on the page.isSubscription checkbox is false.preventAutofill flag can be used to enable or disable autofill using the browser’s stored data.paymentType value is sent in the token request and must contain only two characters.paymentType is "GP". For other brands, refer to the allowed values list.