Payments Core User Guide Payment Maintenance External Systems Maintenances External Exchange Rate System Maintaining ReST Preferences Maintaining ReST Preferences On PMDERTMT, click ReST Preferences tab.ReST Preferences screen is displayed. Figure 2-11 Exchange Rate System Detailed_ReST PreferencesDescription of "Figure 2-11 Exchange Rate System Detailed_ReST Preferences" On ReST Preferences screen, specify the fields.For more information on fields, refer to the field description below: Table 2-9 Exchange Rate System Detailed_ReST Preferences - Field Description Field Description Preferences -- ReST URL Specify the ReST URL. Parent topic: External Exchange Rate System