pelican-panel-mirror/app/Models/ActivityLogSubject.php

<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Relations\BelongsTo;
use Illuminate\Database\Eloquent\Relations\Pivot;
use Illuminate\Database\Eloquent\SoftDeletes;

class ActivityLogSubject extends Pivot
{
    public $incrementing = true;
    public $timestamps = false;

    protected $table = 'activity_log_subjects';

    protected $guarded = ['id'];

    public function activityLog(): BelongsTo
    {
        return $this->belongsTo(ActivityLog::class);
    }

    public function subject()
    {
        $morph = $this->morphTo();

        if (in_array(SoftDeletes::class, class_uses_recursive($morph::class))) {
            /** @var self|Backup|UserSSHKey $morph - cannot use traits in doc blocks */
            return $morph->withTrashed();
        }

        return $morph;
    }
}