code: func NewRwSet(ccID string) *rwsetutil.NsRwSet {
  	return &rwsetutil.NsRwSet{
  		NameSpace:        ccID,
  		KvRwSet:          &kvrwset.KVRWSet{},
  		CollHashedRwSets: nil,
  	}
  }
docs: // NewRwSet returns a new read-write set for the given chaincode