docs: private String buildAuthorisationCredential(final Query<?, ?> query) {
  		String credential = null;
  		if (query instanceof OAuthQuery) {
  			final String oauthToken = ((OAuthQuery) query).getOauthToken();
  			credential = String.format("Bearer %s", oauthToken);
  		} else if (query instanceof AccessTokenQuery) {
  			// Don't set the Authorization header
  		} else {
  			credential = String.format("Token %s", clientSecret);
  		}
  
  		return credential;
  	}