| FetchDataSource |
|---|
| `` rpc FetchDataSource( ` FetchDataSourceRequest ` ) returns ( ` Empty ` ) `` Performs the data fetch immediately (even outside fetch schedule) on a data source from your Merchant Center Account. If you need to call this method more than once per day, you should use the Products service to update your product data instead. This method only works on data sources with a file input set. For more information, see [Monitor and trigger data source processing](https://developers.google.com/merchant/api/guides/data-sources/monitor-status.md.txt) . Authorization scopes : Requires the following OAuth scope: - ` https://www.googleapis.com/auth/content ` For more information, see the [OAuth 2.0 Overview](https://developers.google.com/identity/protocols/OAuth2) . |