In block 1508, {TAIL ~ POST VEND transactions} reliant on a third party processor are processed in accordance with {HEAD ~ preprogramming} of the universal server 
In block 1508 , { TAIL ~ POST VEND transactions } reliant on a third party processor are processed in accordance with { HEAD ~ preprogramming } of the universal server
OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH