public com.google.type.LatLng.Builder getLatLngBuilder() {
      bitField0_ |= 0x00000001;
      onChanged();
      return getLatLngFieldBuilder().getBuilder();
    }
<pre>
The location of the user.
</pre>

<code>optional .google.type.LatLng lat_lng = 1;</code>
java-vertexai/proto-google-cloud-vertexai-v1/src/main/java/com/google/cloud/vertexai/api/RetrievalConfig.java