'datetime', 'updated_at' => 'datetime', ]; protected $dates = ['deleted_at']; protected function serializeDate(DateTimeInterface $date) { return $date->format('Y-m-d H:i:s'); } public function campaign() { return $this->belongsTo(Campaign::class, 'campaign_id', 'uuid'); } public function outlet() { return $this->belongsTo(Outlet::class, 'outlet_id', 'uuid'); } }