code: func GetChaincodeAction(caBytes []byte) (*peer.ChaincodeAction, error) {
  	chaincodeAction := &peer.ChaincodeAction{}
  	err := proto.Unmarshal(caBytes, chaincodeAction)
  	return chaincodeAction, errors.Wrap(err, "error unmarshaling ChaincodeAction")
  }
docs: // GetChaincodeAction gets the ChaincodeAction given chaicnode action bytes