public static function replaceTheGivenKeyFor($products, $oldKey, $newKey) : array
	{
		return $products->mapWithKeys(function ($item) use ($oldKey, $newKey) {

			$features = $item->features;

			$features[$newKey] = $features[$oldKey];
			unset($features[$oldKey]);

			return [$item->id => $features];
		})->all();
	}