Stops a synchronization job that is currently running. You can't stop a scheduled synchronization job.
See https://www.paws-r-sdk.com/docs/kendra_stop_data_source_sync_job/ for full documentation.
kendra_stop_data_source_sync_job(Id, IndexId)
[required] The identifier of the data source connector for which to stop the synchronization jobs.
[required] The identifier of the index used with the data source connector.