Alert for offline conversion client summary.

[Proto definition ![GitHub](https://developers.google.com/site-assets/logo-github.svg)](https://github.com/googleapis/googleapis/blob/master/google/ads/googleads/v25/resources/offline_conversion_upload_client_summary.proto)

| Fields ||
|---|---|
| ## `error` | `https://developers.google.com/google-ads/api/reference/rpc/v25/OfflineConversionError` Output only. Error for offline conversion client alert. |
| ## `error_percentage` | `double` Output only. Percentage of the error, the range of this field should be \[0, 1.0\]. |