All net new Canadian integrations are expected to populate the Optional POS Data in at least one financial transaction request message for each day and/or new batch as applicable.  This fields is used to collect information on the POS solution to help identify elements like the hardware being used, the version number of the POS Solution, the VAR Code, serial number, etc. This information is needed to be obtained from integrators developed to Portico, and is replicated out to the data lake for reporting in Merchant Portal.