Follow these steps to connect your Supermetrics Storage to Looker Studio.
Instructions
Go to Looker Studio.
On the left, click Create → Data source.
Select the BigQuery connector offered by Google.
In My projects, select your Supermetrics Storage.
Select your dataset.
Select your table.
Check the Use DATE as date range dimension checkbox.
Click Connect.
In the data field preview screen, click Create report.
Click Add to report.