The different ways to export data from the Active Store are as follows:
Option 1: Use the Export option from the eDiscovery Interface
The export option from the eDiscovery interface of Vaultastic uses the LegacyFlo engine to extract data from a vault to a PST or EML data file.
The contents of a vault are converted into one or more data files. The links to download the data files are shared via email.
Refer to the link here to get details of the process of submitting an export request.
Option 2: Use the LegacyFlo request to directly upload data to an M365 mailbox
The details of this request type are given here.
Option 3: Use LegacyFlo to backup the data to your own S3 bucket using LegacyFlo
For details, refer to this topic.