Use SalesforcePlatformEventDataSource
as the source for platform events.
The Id column is mandatory in the source.
<?xml version="1.0" encoding="utf-16" ?><BatchDataSyncConfig name="Platform Events" version="1.0.0" xmlns="http://www.cinchy.co"><SalesforcePlatformEventDataSource type="Event"><Schema><Column ordinal="1" name="Id__c" dataType="Text" maxLength="100" /><Column ordinal="2" name="TestField__c" dataType="Text" maxLength="100" /><Column ordinal="3" name="Message__c" dataType="Text" maxLength="100" /></Schema></SalesforcePlatformEventDataSource><CinchyTableTarget model="" domain="Events" table="SF Platform Event"><ColumnMappings><ColumnMapping sourceColumn="Id__c" targetColumn="Id" /><ColumnMapping sourceColumn="TestField__c" targetColumn="TestField" /><ColumnMapping sourceColumn="Message__c" targetColumn="Message" /></ColumnMappings><SyncKey><SyncKeyColumnReference name="Id" /></SyncKey><NewRecordBehaviour type="INSERT" /><ChangedRecordBehaviour type="UPDATE" /><DroppedRecordBehaviour type="DELETE" /></CinchyTableTarget></BatchDataSyncConfig>