func (eni *ENIAttachment) IsSent() bool {
	eni.guard.RLock()
	defer eni.guard.RUnlock()

	return eni.AttachStatusSent
}
func (eni *ENIAttachment) IsSent() bool {
	eni.guard.RLock()
	defer eni.guard.RUnlock()

	return eni.AttachStatusSent
}
// IsSent checks if the eni attached status has been sent