public Builder setGoogleAccount(
          com.google.cloud.websecurityscanner.v1beta.ScanConfig.Authentication.GoogleAccount
              value) {
        if (googleAccountBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          authentication_ = value;
          onChanged();
        } else {
          googleAccountBuilder_.setMessage(value);
        }
        authenticationCase_ = 1;
        return this;
      }
<pre>
Authentication using a Google account.
</pre>

<code>
.google.cloud.websecurityscanner.v1beta.ScanConfig.Authentication.GoogleAccount google_account = 1;
</code>
java-websecurityscanner/proto-google-cloud-websecurityscanner-v1beta/src/main/java/com/google/cloud/websecurityscanner/v1beta/ScanConfig.java