id,product_id,bank_id,fee_type,label,amount,currency,frequency,tier,channel,note,source_page,valid_from,access_tier
leerau:mietzinskonto:monthly,leerau:mietzinskonto,leerau,base_fee,Kontofuehrung Mietzinskonto,4.0,CHF,monthly,,,,,2026-01-01,free