id,product_id,bank_id,rate_type,rate,tier_floor,tier_ceiling,tenor_months,currency,snapshot_date,valid_from,note,source_document_id
zuzwil:privor_3a:rate,zuzwil:privor_3a,zuzwil,credit,,,,,CHF,2026-06-09,2026-05-01,MIP-encrypted source,