if (params.containsKey("nested") && params.get("nested") instanceof Map) {
                    @SuppressWarnings("unchecked")
                    Map<String, Object> nestedMap = (Map<String, Object>) params.get("nested");
                    if (nestedMap.containsKey("innerKey")) {
                        return createMockRescorerBuilder();
                    }
                }

                return null;
            }