Function listItemsWithAdditionalFileCount

listItemsWithAdditionalFileCount(slugs, abortSignal?): Promise<{
    items: {
        [itemId: string]: number;
    };
}>
This function returns a dictionary of item slugs with an additional files count.
Parameters
- slugs: string[]
- OptionalabortSignal: AbortSignal
Returns Promise<{
    items: {
        [itemId: string]: number;
    };
}>