Sync.ME is unable to provide users with a file of their device contacts, though you may be able to restore the contacts from Google.
Here is an article from Google about where to possibly find the contacts on your Google account: https://support.google.com/mail/answer/2672244?hl=en
Also, i f you synced your device contacts with your Gmail account, you can restore them. For info on how to retrieve Gmail contacts: https://support.google.com/mail/answer/1069522?hl=en