v12.1.0

• #1560 Update generated code
  • Add support for new resource AccountSession
  • Add support for create method on resource AccountSession
  • Add support for new values obligation_inbound, obligation_outbound, obligation_payout_failure, obligation_payout, obligation_reversal_inbound, and obligation_reversal_outbound on enum BalanceTransaction.type
  • Change type of Event.type from string to enum
  • Add support for application on PaymentLink
• #1562 Nicer ApiErrorException::__toString()
• #1558 Update generated code
  • Add support for payment_method_details on Dispute
  • Add support for prefetch on FinancialConnections.Session

See the changelog for more details.