public com.google.protobuf.ByteString getOrderByBytes() {
      java.lang.Object ref = orderBy_;
      if (ref instanceof String) {
        com.google.protobuf.ByteString b =
            com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
        orderBy_ = b;
        return b;
      } else {
        return (com.google.protobuf.ByteString) ref;
      }
    }
<pre>
Specifies the ordering of results following syntax at
https://cloud.google.com/apis/design/design_patterns#sorting_order.
</pre>

<code>string order_by = 5;</code>

@return The bytes for orderBy.
java-video-live-stream/proto-google-cloud-live-stream-v1/src/main/java/com/google/cloud/video/livestream/v1/ListChannelsRequest.java