GraphQL GraphQL ENUM
enum MailTypeEnum {UNKNOWNORDER_CONFIRMATIONQUOTEREGISTRATION_INFORMATIONCANCELLATION_CONFIRMATIONOFFER_REJECTEDPAYMENT_DECLINEDREVIEWPURCHASE_ORDER_ON_REVIEWPAST_DUE_NOTERECEIPTINVOICEDELIVERYPHYSICAL_DELIVERY_UPDATEREFUNDPURCHASE_EMAIL_VERIFICATIONLOD_CONFIRMATION_REQUESTCHARGEBACK_INFORMATION_CUSTOMERRETRIEVAL_INFORMATION_CUSTOMERRETRIEVAL_INFORMATION_CUSTOMER_SUBSCRIPTIONREQUEST_FOR_PAYMENTSUBSCRIPTION_AUTO_CHARGE_REMINDERSUBSCRIPTION_ON_HOLDSUBSCRIPTION_ON_GRACESUBSCRIPTION_OFFLINE_PAYMENT_REMINDERSUBSCRIPTION_ONLINE_PAYMENT_EXPIREDSUBSCRIPTION_ONLINE_PAYMENT_CHANGED_NOTIFICATIONSUBSCRIPTION_CANCELEDSUBSCRIPTION_REINSTATEDSUBSCRIPTION_RETRY_PAYMENTSUBSCRIPTION_UPDATE_NOTIFICATION_CUSTOMERPASSWORD_RECOVERY_CUSTOMERCUSTOMER_PURCHASE_LOOKUPNEWSLETTER_CONFIRMATIONNEWSLETTER_SUBSCRIPTIONNEWSLETTER_UNSUBSCRIPTIONRECEIPT_AFTER_TAX_UPDATESUBSCRIPTION_RENEWAL_QUOTESTRONG_CUSTOMER_AUTHENTICATION_REQUIREDNEW_QUOTE_NOTIFICATIONAFFILIATE_CLEARING_DOCUMENTSUBSCRIPTION_REACTIVATION_REMINDERPAYMENT_UPDATE_INFORMATIONCUSTOMER_REFUND_REQUESTSECURE_3_D_ENROLLED_CLIENT_NOTIFICATIONCHARGEBACK_NOTIFICATIONCUSTOMER_DATA_CHANGED_NOTIFICATIONSUBSCRIPTION_ON_HOLD_AFTER_GRACEMANUAL_REFUND_REQUESTSUBSCRIPTION_AUTO_CHARGE_BILLING_REMINDERCHARGEBACK_LETTER_NOTIFICATIONDELIVERY_REMINDER_NOTIFICATIONNEW_OFFLINE_PAYMENT_NOTIFICATIONNEW_PURCHASE_ORDER_NOTIFICATIONPAID_ORDER_NOTIFICATIONREFUND_NOTIFICATIONREFUND_REQUEST_NOTIFICATIONAFFILIATE_NOTIFICATIONX_AFFILIATE_NOTIFICATIONSUBSCRIPTION_CANCELED_NOTIFICATIONSUBSCRIPTION_ON_HOLD_NOTIFICATIONNEW_AFFILIATE_NOTIFICATIONCHARGEBACK_INFORMATION_NOTIFICATIONSUBSCRIPTION_MANUAL_RENEWAL_REMINDERNEW_EXPIRING_LINKCUSTOMER_REFUND_DECLINENEW_PARTNER_NOTIFICATIONPASSWORD_RECOVERY_AFFILIATEERROR_NOTIFICATIONKEYLISTNOTIFICATION_DAILY_WARNINGPAYMENT_DECLINED_NOTIFICATIONREGISTRATION_NOTIFICATIONCHARGEBACK_INFORMATION_CAPARTNER_SIGNUP_CONFIRMATIONKEYLISTNOTIFICATION_UNDER_LIMITKEYLISTNOTIFICATION_WEEKLY_OVERVIEWQUICK_STATSVAT_REFUND_CLIENT_NOTIFICATIONSUBSCRIPTION_PAID_NOTIFICATIONPARTLY_REFUND_NOTIFICATIONREFUND_PURCHASE_ORDER_BEFORE_PAYMENTSUMMERY_NOTIFICATIONSUBSCRIPTION_ON_GRACE_NOTIFICATIONAFFILIATE_SIGNUP_CONFIRMATIONCLEARING_DOCUMENTCHARGEBACK_INFORMATION_CUSTOMER_SUBSCRIPTIONCHARGEBACK_INFORMATION_CA_SUBSCRIPTIONAWAITING_RELEASE_NOTIFICATIONPARTNER_ACCEPTANCE_CONFIRMATIONSUBSCRIPTION_REINSTATED_NOTIFICATIONSUBSCRIPTION_AUTO_CHARGE_REMINDER_NOTIFICATIONRETRIEVAL_INFORMATION_CA_SUBSCRIPTIONRETRIEVAL_INFORMATION_CARECURRING_BILLING_OFFLINE_PAYMENT_NOTIFICATIONRECURRING_BILLING_PAYMENT_EXPIRED_NOTIFICATIONCUSTOMER_PROFILE_UPDATE_NOTIFICATIONSCHEDULED_REPORTAWAITING_RELEASE_PURCHASE_ORDER_NOTIFICATION}