US NACHA User Guide NACHA Payments NACHA Credit Transfer NACHA Inbound Credit Transfer View ACK/ATX Message ACK/ATX Message Click the ACK/ATX Message button. Figure 2-56 NACHA Inbound Credit Transfer View - ACK/ATX MessageDescription of "Figure 2-56 NACHA Inbound Credit Transfer View - ACK/ATX Message" On ACK/ATX Message screen, Transaction Reference Number gets auto populated and defaults following fields: File Reference Date Received Date Entry Detail Sequence ACK/ATX Parent topic: NACHA Inbound Credit Transfer View