code: public com.google.protobuf.ByteString
        getSublocalityBytes() {
      java.lang.Object ref = sublocality_;
      if (ref instanceof java.lang.String) {
        com.google.protobuf.ByteString b = 
            com.google.protobuf.ByteString.copyFromUtf8(
                (java.lang.String) ref);
        sublocality_ = b;
        return b;
      } else {
        return (com.google.protobuf.ByteString) ref;
      }
    }
docs: <pre>
  Optional. Sublocality of the address.
  For example, this can be neighborhoods, boroughs, districts.
  </pre>
  
  <code>string sublocality = 8;</code>