Processing User: 49879
DTS\eBaySDK\Trading\Types\GetNotificationPreferencesResponseType Object
(
    [values:DTS\eBaySDK\Types\BaseType:private] => Array
        (
            [Timestamp] => DateTime Object
                (
                    [date] => 2026-05-24 22:44:53.863000
                    [timezone_type] => 2
                    [timezone] => Z
                )

            [Ack] => Success
            [Version] => 1173
            [Build] => E1173_CORE_APINOTIFY_19146596_R1
            [UserData] => DTS\eBaySDK\Trading\Types\NotificationUserDataType Object
                (
                    [values:DTS\eBaySDK\Types\BaseType:private] => Array
                        (
                            [SMSSubscription] => DTS\eBaySDK\Trading\Types\SMSSubscriptionType Object
                                (
                                    [values:DTS\eBaySDK\Types\BaseType:private] => Array
                                        (
                                            [UserStatus] => Unregistered
                                        )

                                    [attachment:DTS\eBaySDK\Types\BaseType:private] => Array
                                        (
                                            [data] => 
                                            [mimeType] => 
                                        )

                                )

                            [ExternalUserData] => 49879_new
                        )

                    [attachment:DTS\eBaySDK\Types\BaseType:private] => Array
                        (
                            [data] => 
                            [mimeType] => 
                        )

                )

        )

    [attachment:DTS\eBaySDK\Types\BaseType:private] => Array
        (
            [data] => 
            [mimeType] => 
        )

)
49879_newArray
(
    [0] => Array
        (
            [0] => user_id
            [1] => external_user_data
        )

    [1] => Array
        (
            [0] => 49879
            [1] => 49879_new
        )

)
Data fetched for User ID: 49879
Array
(
    [0] => user_id
    [1] => external_user_data
)
Array
(
    [0] => 49879
    [1] => 49879_new
)
CSV generated successfully: External_UserData.csv