This method has been replaced with Get Or Create Sender Email, and will be removed on September 30, 2025.
Updates sender details (only provided fields will be updated).
If from_email is changed - a verification code will be sent to new email address.
If verification is needed, a verification email will be sent to the user, and verification_needed will return true.
You can only call this method when authenticated as a Wix app or Wix user identity.
This method doesn’t return any custom errors, but may return standard errors. Learn more about standard Wix errors.