/**
* COLUMNS
* @property int|null $user_id
* @property string $username
* @property int $username_date
* @property int $username_date_visible
* @property string $email
* @property int $style_id
* @property int $language_id
* @property string $timezone
* @property bool $visible
* @property bool $activity_visible
* @property int $user_group_id
* @property array $secondary_group_ids
* @property int $display_style_group_id
* @property int $permission_combination_id_
*...