docs: public Version getVersion() throws GitLabApiException {
  
          class VersionApi extends AbstractApi {
              VersionApi(GitLabApi gitlabApi) {
                  super(gitlabApi);
              }
          }
  
          Response response = new VersionApi(this).get(Response.Status.OK, null, "version");
          return (response.readEntity(Version.class));
      }