Laravel MongoDB Custom Model Audit is not working

[wmt-web-pujan]

<?php

namespace App\Models;

use Jenssegers\Mongodb\Eloquent\Model;

class MongoAudit extends Model implements \OwenIt\Auditing\Contracts\Audit
{
use \OwenIt\Auditing\Audit;

protected $table = "audits";
protected $fillable = ['user_type', 'user_id', 'event', 'auditable', 'old_values', 'new_values', 'url', 'ip_address', 'user_agent', 'tags'];

protected $guarded = [];
/**
 * {@inheritdoc}
 */
protected $casts = [
    'old_values' => 'json',
    'new_values' => 'json',
    'auditable_id' => 'integer',
];



public function auditable()
{
    return $this->morphTo();
}

/**
 * {@inheritdoc}
 */
public function user()
{
    return $this->morphTo();
}

}

When performing an action like insert, update through an Audits data not inserted in Database(MongoDB)