RESMSG
Reservation message

UNH M Message header

BGM M Beginning of message

LAN C Language

PCD C Percentage details

PAI C Payment instructions

DTM C Date/time/period

FTX C Free text

LOC C Place/location identification

MOA C Monetary amount

PYT C Payment terms

FII C Financial institution information

SG1 C
RFF
DTM

SG2 C
NAD
RFF
COM
...

SG4 C
SEQ
SG5
SG9

UNT M Message trailer