code: public Message get(String id) throws IOException, MailosaurException {
      	return client.request("GET", "api/messages/" + id).parseAs(Message.class);
      }
docs: Retrieve an message.
  Retrieves the detail for a single message. Simply supply the unique identifier for the required message.
  
  @param id The identifier of the message to be retrieved.
  @throws MailosaurException thrown if the request is rejected by server
  @throws IOException
  @return the Message object if successful.