requestForPresigning.setEndpoint(endPointSource);
requestForPresigning.setHttpMethod(HttpMethodName.GET);
AWS4Signer signer = new AWS4Signer();
signer.presignRequest(requestForPresigning, awsCredentials, null);
originalCopySnapshotRequest
.setPresignedUrl(generateUrl(requestForPresigning));
originalCopySnapshotRequest.setDestinationRegion(destinationRegion);
request.addParameter("DestinationRegion", StringUtils