Array
(
    [user] => Array
        (
            [U60d9a60e2c7129871c56015acee7c226] => Array
                (
                    [userId] => U60d9a60e2c7129871c56015acee7c226
                    [timestamp] => 1763454015668
                )

            [U5c798079fa2e5de6b9d055be97e3d517] => Array
                (
                    [userId] => U5c798079fa2e5de6b9d055be97e3d517
                    [timestamp] => 1763454157188
                )

        )

)