public static Builder newBuilder(com.google.cloud.vertexai.api.Attribution prototype) {
    return DEFAULT_INSTANCE.toBuilder().mergeFrom(prototype);
  }
<pre>
Output only. Name of the explain output. Specified as the key in
[ExplanationMetadata.outputs][google.cloud.aiplatform.v1.ExplanationMetadata.outputs].
</pre>

<code>string output_name = 7 [(.google.api.field_behavior) = OUTPUT_ONLY];</code>

@return The bytes for outputName.
java-vertexai/proto-google-cloud-vertexai-v1/src/main/java/com/google/cloud/vertexai/api/Attribution.java