Checkbox
To populate the Exhibitor using the Checkbox field, it is necessary to gather it’s name, as shown in the image below:

For updating an exhibitor, the endpoint used is: api/v2/exhibitor/set
As this is an update for an exhibitor’s information, the mandatory fields are as follows:
event_id
exhibitor_id
Additionally, it is necessary to use the field gathered from the registration pipeline panel:
checkbox-{uniqueID}
The value for checking this checkbox must be '1', as shown in the image below:

After a successful request, you can view the results by navigating to Management → Exhibitor and clicking on the updated exhibitor:
