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If this is a new deployment, at prompt, you can select 'Yes, overwrite all'
Note that depending on the log data that has been processed in your environment you may get some errors importing some of the visualizations. This is because the schema in elasticsearch is determined dynamically based on the data that has been processed. If no data has been processed with fields that are specified in certain visualizations they will error on the import. These errors can be ignored and visualizations can be reimported at a later time when the data is available. If problems persist try refreshing the index pattern.
You should see 3 Dashboards, 2 Searches, and 8 Visualizations imported:
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