Retrieve all external bank accounts associated with a specific customer.

Functionality:

• Returns a list of all external bank accounts configured for the specified customer
• Supports filtering by currency and network type to narrow down results
• The list is ordered by creation date (most recent first)

Recipient Accounts:

• By default, only the customer's own (first-party) bank accounts are returned
• Set include_recipient=true to also include bank accounts belonging to recipients (third-party)
• When included, each recipient bank account will have a recipient object attached with full recipient details