code: func (r Billing_Item_Virtual_DedicatedHost) GetCancellationRequests() (resp []datatypes.Billing_Item_Cancellation_Request, err error) {
  	err = r.Session.DoRequest("SoftLayer_Billing_Item_Virtual_DedicatedHost", "getCancellationRequests", nil, &r.Options, &resp)
  	return
  }
docs: // Retrieve This will return any cancellation requests that are associated with this billing item.