@Override
  public Map<DataVertical, Set<String>> getExportScopes() {
    return ImmutableMap.<DataVertical, Set<String>>builder()
        .put(SOCIAL_POSTS, ImmutableSet.of("https://www.googleapis.com/auth/blogger.readonly"))
        .build();
  }
Class that supplies Google Blogger-specific OAuth2 info, this is needed so because multiple
Google services implement the vertical SOCIAL-POSTS
extensions/auth/portability-auth-google/src/main/java/org/datatransferproject/auth/google/BloggerOAuthConfig.java