{"errMsg":"TypeError: .keywordGroups[0].groupName -> should NOT be shorter than 1 characters","errId":"2025-10-16T07:19:37+09:00/500460377-903444692","body":"{\"startDate\":\"2024-10-15\",\"endDate\":\"2025-10-15\",\"timeUnit\":\"month\",\"keywordGroups\":[{\"groupName\":\"\",\"keywords\":[\"\"]}]}"}