public UploadPartRequest withExpectedBucketOwner(String expectedBucketOwner) {
        this.expectedBucketOwner = expectedBucketOwner;
        return this;
    }
If enabled, the requester is charged for conducting this operation from
Requester Pays Buckets.
aws-java-sdk-s3/src/main/java/com/amazonaws/services/s3/model/UploadPartRequest.java