public Builder setNewVersionToken(com.google.protobuf.ByteString value) {
      if (value == null) {
        throw new NullPointerException();
      }
      newVersionToken_ = value;
      bitField0_ |= 0x00000008;
      onChanged();
      return this;
    }
<pre>
The new opaque client version token. This should be retained by the client
and passed into the next call of ComputeThreatListDiff as 'version_token'.
A separate version token should be stored and used for each threatList.
</pre>

<code>bytes new_version_token = 7;</code>

@param value The newVersionToken to set.
@return This builder for chaining.
java-webrisk/proto-google-cloud-webrisk-v1/src/main/java/com/google/webrisk/v1/ComputeThreatListDiffResponse.java