/** * Query Passio's web service for nutrition attributes given an package food identifier. * @param packagedFoodCode - The code identifier for the attributes query, taken from the list of package food candidates on a `FoodDetectionEvent`.
* @returns A `Promise` resolving to a `PassioFoodItem` object if the record exists in the database or `null` if not. */fetchPassioIDAttributesForPackagedFood( packagedFoodCode: PackagedFoodCode ): Promise<PassioFoodItem |null>