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