code: func (e *Etcd) Get() (*api.RangeAllocation, error) {
  	existing := &api.RangeAllocation{}
  	if err := e.storage.Get(context.TODO(), e.baseKey, "", existing, true); err != nil {
  		return nil, storeerr.InterpretGetError(err, e.resource, "")
  	}
  	return existing, nil
  }
docs: // Get returns an api.RangeAllocation that represents the current state in
  // etcd. If the key does not exist, the object will have an empty ResourceVersion.