code: func (r Network_ContentDelivery_Account) GetTokenAuthenticationDirectories() (resp []datatypes.Container_Network_Directory_Listing, err error) {
  	err = r.Session.DoRequest("SoftLayer_Network_ContentDelivery_Account", "getTokenAuthenticationDirectories", nil, &r.Options, &resp)
  	return
  }
docs: // This method returns all token authentication directories.