blade to js object dump

dumpVar.blade.php

<script>
    const user = @json($user);
    console.log(user);
</script>

<script>
    const user = {!! json_encode($user ?? []) !!}
    console.log(user)
<script>


/** controller */
use JavaScript;

public function boot()
{
    JavaScript::put([
        'user' => auth()->user()
    ]);
}

/** blade */
<script>
    const user = window.Laravel.user;
</script>