get https://api.mollie.com/v2/balances//report
Retrieve a summarized report for all transactions on a given balance within a given timeframe.
The API also provides a detailed report on all 'prepayments' for Mollie fees that were deducted from your balance during the reported period, ahead of your Mollie invoice.
The alias primary can be used instead of the balance ID to refer to the organization's primary balance.