public Builder setCustomizedAttribution(java.lang.String value) {
      if (value == null) {
        throw new NullPointerException();
      }
      customizedAttribution_ = value;
      bitField0_ |= 0x00000100;
      onChanged();
      return this;
    }
<pre>
Optional. This flag is to support user customized attribution.
If not provided, the default is `Machine Translated by Google`.
Customized attribution should follow rules in
https://cloud.google.com/translate/attribution#attribution_and_logos
</pre>

<code>string customized_attribution = 10 [(.google.api.field_behavior) = OPTIONAL];</code>

@param value The customizedAttribution to set.
@return This builder for chaining.
java-translate/proto-google-cloud-translate-v3/src/main/java/com/google/cloud/translate/v3/BatchTranslateDocumentRequest.java