data_source_id | string or SelectItem | Yes | - | ID of a Google Merchant Center FILE data source to import immediately, outside its normal fetch schedule. This triggers ingestion; it does not retrieve the data source. Use gmc_list_data_sources to find a source whose input is FILE. API, UI, and AUTOFEED sources cannot be triggered with this operation. Google recommends using the Products service when updates are needed more than once per day. |