code: @Override
      public IntrospectionResponse introspection(IntrospectionRequest request) throws AuthleteApiException
      {
          return executeApiCall(
                  new ServicePostApiCaller<IntrospectionResponse>(
                          IntrospectionResponse.class, request, AUTH_INTROSPECTION_API_PATH));
      }
docs: Call {@code /api/auth/introspection} API.