public Builder clearTranslatedCharacters() {
      bitField0_ = (bitField0_ & ~0x00000040);
      translatedCharacters_ = 0L;
      onChanged();
      return this;
    }
<pre>
Number of successfully translated characters (Unicode codepoints) in all
documents so far.
</pre>

<code>int64 translated_characters = 7;</code>

@return This builder for chaining.
java-translate/proto-google-cloud-translate-v3beta1/src/main/java/com/google/cloud/translate/v3beta1/BatchTranslateDocumentMetadata.java