Introduction to PayPal Express Checkout : Order Tracking

Order Tracking
For general information about order tracking, see Getting Started with CyberSource Advanced for the Simple Order API.
Reconciliation IDs and Transaction Reference Numbers
Reconciliation IDs and transaction reference numbers are not supported for PayPal Express Checkout.
Request IDs
For PayPal Express Checkout, all services are follow-on services except:
Request IDs in Reply Messages
For all PayPal Express Checkout services, the request ID is returned in the reply message in requestID.
Request IDs in Request Messages
The following table lists the field names for the PayPal Express Checkout request IDs in request messages.
For a standard order:
    payPalDoCaptureService_paypalEcDoPaymentRequestID
For a custom order:
    payPalDoCaptureService_paypalAuthorizationRequestID
For a custom order:
    payPalAuthorizationService_paypalEcOrderSetupRequestID
For a billing agreement:
    payPalAuthorizationService_paypalDoRefTransactionRequestID
For a standard order:
    payPalAuthReversalService_paypalEcDoPaymentRequestID
For a custom order when reversing an order setup:
    payPalAuthReversalService_paypalEcOrderSetupRequestID
For a custom order when reversing an authorization:
    payPalAuthReversalService_paypalAuthorizationRequestID