medialibrary-helper/tests/workbench/app/Models/User.php

<?php

namespace Workbench\App\Models;

use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Foundation\Auth\User as Authenticatable;

class User extends Authenticatable
{
    use HasFactory;

    public $guarded = [];

    public $casts = [
        'policies' => 'json',
    ];
}