@java.lang.Override
    public java.lang.String getTitle() {
      java.lang.Object ref = title_;
      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();
        title_ = s;
        return s;
      }
    }
<pre>
Title of the attribution.
</pre>

<code>optional string title = 2;</code>

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