public Map<String, ParamDefinition> getDefaultWorkflowParams() {
    return preprocessParams(defaultSystemParams);
  }
@Test
  public void testDefaultWorkflowParamsMutate() {
    defaultParamManager
        .getDefaultWorkflowParams()
        .put("TEST", ParamDefinition.buildParamDefinition("TEST", "123"));
    assertNull(defaultParamManager.getDefaultWorkflowParams().get("TEST"));
  }