{"errMsg":"TypeError: .keywordGroups[0].groupName -> should NOT be shorter than 1 characters","errId":"2025-09-01T08:10:20+09:00/423551547-391762094","body":"{\"startDate\":\"2024-08-31\",\"endDate\":\"2025-08-31\",\"timeUnit\":\"month\",\"keywordGroups\":[{\"groupName\":\"\",\"keywords\":[\"\"]}]}"}