code: func (r FutureGetBlockVerboseResult) Receive() (*btcjson.GetBlockVerboseResult, error) {
  	res, err := receiveFuture(r)
  	if err != nil {
  		return nil, err
  	}
  
  	// Unmarshal the raw result into a BlockResult.
  	var blockResult btcjson.GetBlockVerboseResult
  	err = json.Unmarshal(res, &blockResult)
  	if err != nil {
  		return nil, err
  	}
  	return &blockResult, nil
  }
docs: // Receive waits for the response promised by the future and returns the data
  // structure from the server with information about the requested block.