code: func (c *Client) GetInfoAsync() FutureGetInfoResult {
  	cmd := btcjson.NewGetInfoCmd()
  	return c.sendCmd(cmd)
  }
docs: // GetInfoAsync returns an instance of a type that can be used to get the result
  // of the RPC at some future time by invoking the Receive function on the
  // returned instance.
  //
  // See GetInfo for the blocking version and more details.