id	definition
AK	Transfer to the Next Service Request Handler has been Acknowledged
BH	Transfer to Service Request Handler not Capable of Reporting Further Status
DL	Delivered Interchange by Service Request Handler
PU	Purged by Interchange Receiver
RD	Redirected by Service Request Handler to an Alternate Receiver as Identified in the Reference Code
RF	Refused by Interchange Receiver
RJ	Rejected by Service Request Handler; See Error Reason Code for Cause
RT	Retrieved Interchange by Receiver
TR	Transferred to Next Service Request Handler by Service Request Handler, but not yet Acknowledged