code: func (r FutureGetInfoResult) Receive() (*btcjson.InfoWalletResult, error) {
  	res, err := receiveFuture(r)
  	if err != nil {
  		return nil, err
  	}
  
  	// Unmarshal result as a getinfo result object.
  	var infoRes btcjson.InfoWalletResult
  	err = json.Unmarshal(res, &infoRes)
  	if err != nil {
  		return nil, err
  	}
  
  	return &infoRes, nil
  }
docs: // Receive waits for the response promised by the future and returns the info
  // provided by the server.