Check dataset size, version, and API health (no authentication required)
dataset.total_codes: Total number of HTS codes in the databasedataset.chapters: Number of chapters (2-digit codes)dataset.breakdown: Breakdown by code leveldataset.version: HTS data version informationdataset.country: Country code (US for HTS)dataset.last_updated: Date when data was last updatedapi.version: API versionapi.status: API health status