$model->id, 'company_id' => $model->company_id, 'invoice_id' => $model->invoice_id, 'code' => $model->code, 'name' => $model->name, 'amount' => $model->amount, 'sort_order' => $model->sort_order, 'created_at' => $model->created_at->toIso8601String(), 'updated_at' => $model->updated_at->toIso8601String(), ]; } }