TestSearchLogEvent event = new TestSearchLogEvent("complex-id", 1L, "complex");

        // Create nested map structure
        Map<String, Object> nestedMap = new HashMap<>();
        nestedMap.put("nested_key", "nested_value");

        Map<String, Object> sourceMap = new HashMap<>();
        sourceMap.put("string", "test");
        sourceMap.put("integer", 42);
        sourceMap.put("long", 100L);

        params.put("int_param", 42);
        params.put("double_param", 3.14);
        params.put("boolean_param", true);

        Map<String, String> nestedMap = new HashMap<>();
        nestedMap.put("nested_key", "nested_value");
        params.put("nested_param", nestedMap);

        RescorerBuilder<?> result = ltrQueryRescorer.evaluate(params);
        assertNotNull(result);

        @SuppressWarnings("unchecked")
        Map<String, Object> nestedResult = (Map<String, Object>) result.get("nested_map");
        assertEquals("nestedValue", nestedResult.get("nested_key"));
    }

    public void test_toLowerHyphen_emptyMap() {
        Map<String, Object> source = new HashMap<>();
        Map<String, Object> result = searchLogHelper.toLowerHyphen(source);

                                    String deepKey = nestedKey + "." + deepEntry.getKey();
                                    result = result.replace("${" + deepKey + "}", String.valueOf(deepEntry.getValue()));
                                }
                            }
                            result = result.replace("${" + nestedKey + "}", String.valueOf(nestedValue));
                        }

        Map<String, Object> nestedMap = new HashMap<>();
        nestedMap.put("nestedKey", "nestedValue");
        doc.put("nested", nestedMap);

        List<Map<String, Object>> listOfMaps = new ArrayList<>();
        listOfMaps.add(nestedMap);
        doc.put("listOfMaps", listOfMaps);

        assertEquals("nestedValue", DocumentUtil.getValue(nestedMap, "nestedKey", String.class));