private com.google.protobuf.SingleFieldBuilderV3<
            com.google.cloud.speech.v2.AccessMetadata,
            com.google.cloud.speech.v2.AccessMetadata.Builder,
            com.google.cloud.speech.v2.AccessMetadataOrBuilder>
        getAccessMetadataFieldBuilder() {
      if (accessMetadataBuilder_ == null) {
        accessMetadataBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.cloud.speech.v2.AccessMetadata,
                com.google.cloud.speech.v2.AccessMetadata.Builder,
                com.google.cloud.speech.v2.AccessMetadataOrBuilder>(
                getAccessMetadata(), getParentForChildren(), isClean());
        accessMetadata_ = null;
      }
      return accessMetadataBuilder_;
    }
<pre>
Information about access metadata for the region and given project.
</pre>

<code>.google.cloud.speech.v2.AccessMetadata access_metadata = 2;</code>
java-speech/proto-google-cloud-speech-v2/src/main/java/com/google/cloud/speech/v2/LocationsMetadata.java