code: func (cli *Client) ImageInspectWithRaw(ctx context.Context, imageID string) (types.ImageInspect, []byte, error) {
  	if imageID == "" {
  		return types.ImageInspect{}, nil, objectNotFoundError{object: "image", id: imageID}
  	}
  	serverResp, err := cli.get(ctx, "/images/"+imageID+"/json", nil, nil)
  	defer ensureReaderClosed(serverResp)
  	if err != nil {
  		return types.ImageInspect{}, nil, wrapResponseError(err, serverResp, "image", imageID)
  	}
  
  	body, err := ioutil.ReadAll(serverResp.body)
  	if err != nil {
  		return types.ImageInspect{}, nil, err
  	}
  
  	var response types.ImageInspect
  	rdr := bytes.NewReader(body)
  	err = json.NewDecoder(rdr).Decode(&response)
  	return response, body, err
  }
docs: // ImageInspectWithRaw returns the image information and its raw representation.