Select Done on the step and Create (or Save if updating an existing automation) in the top-right to save the automation.
Open Zapier and create a new Zap.
Select Trigger, search for Circleback in the modal, and select Circleback from the results.
Select Automations as the trigger event and continue.
Choose the automation step added in step 1.
Note: an automation step can be connected to only one Zap. If you select an automation step that was already connected to a Zap, the previous Zap will stop receiving data.
Select Continue on the Zap creation screen to proceed to the test step, then select Test to fetch sample data.
Select Continue with selected record, the fields can then be used in subsequent steps.