public GetJobOutputResult unmarshall(JsonUnmarshallerContext context) throws Exception {
    GetJobOutputResult getJobOutputResult = new GetJobOutputResult();

    if (context.isStartOfDocument()) {
      if (context.getHeader("x-amz-sha256-tree-hash") != null)
        getJobOutputResult.setChecksum(context.getHeader("x-amz-sha256-tree-hash"));
      if (context.getHeader("Content-Range") != null)
        getJobOutputResult.setContentRange(context.getHeader("Content-Range"));
      if (context.getHeader("Accept-Ranges") != null)
        getJobOutputResult.setAcceptRanges(context.getHeader("Accept-Ranges"));
      if (context.getHeader("Content-Type") != null)
        getJobOutputResult.setContentType(context.getHeader("Content-Type"));
      if (context.getHeader("x-amz-archive-description") != null)
        getJobOutputResult.setArchiveDescription(context.getHeader("x-amz-archive-description"));
    }

    getJobOutputResult.setStatus(context.getHttpResponse().getStatusCode());
    getJobOutputResult.setBody(
        new LengthCheckInputStream(
            context.getHttpResponse().getContent(),
            Long.parseLong(context.getHeader("Content-Length")),
            INCLUDE_SKIPPED_BYTES));

    return getJobOutputResult;
  }