Adjusts time of all draft schedule items (per event).
You can only call this method when authenticated as a Wix app or Wix user identity.
Event ID.
Time zone ID in TZ database format, e.g., EST, America/Los_Angeles.
Offset added or subtracted from schedule item start & end times.
This method doesn’t return any custom errors, but may return standard errors. Learn more about standard Wix errors.