public function toArray($request): array 	{ 		return [ 			'id' => $this->id, 			'product_name' => $this->product->name, 			'price_per_product_without_pdv' => $this->price_without_pdv, 			'price_per_product' => $this->price_with_pdv, 			'price_per_product_secondary_currency' => CurrencyConverterService::convertEURToKN($this->price_with_pdv), 			'quantity' => $this->quantity, 			'final_price' => $this->price_with_pdv * $this->quantity, 			'final_price_secondary_currency' => CurrencyConverterService::convertEURToKN($this->price_with_pdv) * $this->quantity, 			'weight' => $this->weight * $this->quantity, 		]; 	}