CrossRegionCopyRule constructor
      
      CrossRegionCopyRule({ 
    
    
- required bool encrypted,
- required String targetRegion,
- String? cmkArn,
- bool? copyTags,
- CrossRegionCopyRetainRule? retainRule,
Implementation
CrossRegionCopyRule({
  required this.encrypted,
  required this.targetRegion,
  this.cmkArn,
  this.copyTags,
  this.retainRule,
});