If you decide to purchase a historic migration only with Threads, then once the migration is completed, they would delete your data and account from their servers. All emails will remain in your Hubspot, however attachments would not be available.
If you decide to purchase a historic migration only with Threads, then once the migration is completed, they would delete your data and account from their servers. All emails will remain in your Hubspot, however attachments would not be available.