@java.lang.Override
  public java.lang.String getLatentSpaceSource() {
    java.lang.Object ref = latentSpaceSource_;
    if (ref instanceof java.lang.String) {
      return (java.lang.String) ref;
    } else {
      com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
      java.lang.String s = bs.toStringUtf8();
      latentSpaceSource_ = s;
      return s;
    }
  }
<pre>
Name of the source to generate embeddings for example based explanations.
</pre>

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

@return The latentSpaceSource.
java-vertexai/proto-google-cloud-vertexai-v1/src/main/java/com/google/cloud/vertexai/api/ExplanationMetadata.java