REQUEST:
array (
  'apSessionsService_run' => 'true',
  'merchantID' => 'rmcgovernpptest',
  'merchantReferenceCode' => '20220421141251',
  'apPaymentType' => 'PPL',
  'billTo_country' => 'US',
  'billTo_state' => 'NE',
  'billTo_postalCode' => '68128',
  'purchaseTotals_grandTotalAmount' => '1.55',
  'purchaseTotals_currency' => 'USD',
  'apSessionsService_cancelURL' => 'http://bob.qwyx.co/CyberSourceMain.html',
  'apSessionsService_successURL' => 'http://bob.qwyx.co/cybersourceAltPay/Rest/ImmediateSaleFlow/CheckSaleFlow.php',
  'item_0_productDescription' => 'Tennis Ball',
  'item_0_productName' => 'Wilson',
  'item_0_quantity' => '1',
  'item_0_unitPrice' => '1.55',
)

RESPONSE:
apSessionsReply_amount=1.55
merchantReferenceCode=20220421141251
apSessionsReply_reconciliationID=27TDIV4K0000000000000000000L24VXUI0
purchaseTotals_currency=USD
apSessionsReply_merchantURL=https://www.sandbox.paypal.com/cgi-bin/webscr?cmd=_express-checkout&token=EC-1XT89886J44172032
requestID=6504819744536599203008
apSessionsReply_processorTransactionID=PAYID-MJQFWNY3V602857K0656690A
decision=ACCEPT
apSessionsReply_reasonCode=100
apSessionsReply_dateTime=2022-04-20T19:12:55Z
apSessionsReply_status=CREATED
reasonCode=100
requestToken=AxjnrwSTYKCCFaTbMAzA/7tGyb1Ikms0lsGDBgwYMGDBgwYMGDBgwYMJjJpWsVZLBRHHBXUpWkCJsg+hk0ky9GK417RJsFBBCtJtmAZgAAAA8QH0