The second account is debited if the authorization analysis is successfully completed, and the first account is directly credited by {HEAD ~ the payment amount} to conclude {TAIL ~ the transaction} 
to conclude
The second account is debited if the authorization analysis is successfully completed , and the first account is directly credited by { HEAD ~ the payment amount } to conclude { TAIL ~ the transaction }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL