@java.lang.Override
    public com.google.protobuf.ByteString getOutputResourceBindingBytes() {
      java.lang.Object ref = outputResourceBinding_;
      if (ref instanceof java.lang.String) {
        com.google.protobuf.ByteString b =
            com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
        outputResourceBinding_ = b;
        return b;
      } else {
        return (com.google.protobuf.ByteString) ref;
      }
    }
<pre>
The specific output resource binding which produces the current
OutputResource.
</pre>

<code>string output_resource_binding = 4;</code>

@return The bytes for outputResourceBinding.
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/Instance.java