Table of Contents - APTAStandards.com
Table of Contents - APTAStandards.com
Table of Contents - APTAStandards.com
You also want an ePaper? Increase the reach of your titles
YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.
4.8-3 APTA System<br />
Header<br />
Field Name Description<br />
SettlementDate Current<br />
settlement date <strong>of</strong> the system.<br />
ReconciliationDate Agency operation date<br />
Hostname Host<br />
name <strong>of</strong> the Site Computer that<br />
receives<br />
transaction from the Picc Device<br />
AcquirerId The Unique ID <strong>of</strong> the Acquirer involved in<br />
the transaction.<br />
4.8.3.2 APTA System Common Header<br />
This<br />
is the <strong>com</strong>mon header structu re that immediately follows the System Header in<br />
every UD message. UD is defined as “Usage Data” in the context <strong>of</strong> the ERG<br />
specifications.<br />
Exhibit 4.8-4 APTA System Common Header<br />
Field Name Description<br />
formatVersion Format version (ie structure) <strong>of</strong> the usage data<br />
payload. This field is updated every time a new<br />
structure definition is released.<br />
The formatVersion <strong>of</strong> this APTA Data Definition<br />
is: 0x000001<br />
txnDateTime The time (in seconds) at which the UD record is<br />
generated. Format is Unix Time_t (UTC 0) i.e. 0 =<br />
1/1/1970,<br />
00:00:00 UTC.<br />
BusinessDate The Business Date on which this UD record was<br />
generated<br />
sourceParticipantId The Unique ID <strong>of</strong> the Operator associated with<br />
the Picc device on which the UD transaction<br />
is<br />
generated.<br />
DeviceId A unique number<br />
assigned to each device<br />
SamId The numeric identification <strong>of</strong> the Security Access<br />
Module (SAM) used in the transaction. This field<br />
is 0 if no sam was involved.<br />
This field should be used to identify the source<br />
device <strong>of</strong> the transaction since it is<br />
the SAM that<br />
MACs the transaction. A mapping between<br />
SamId and deviceId could be maintained<br />
by<br />
Page 60