{"errMsg":"TypeError: .keywordGroups[0].groupName -> should NOT be shorter than 1 characters","errId":"2025-09-18T10:42:50+09:00/810355903-717717031","body":"{\"startDate\":\"2024-09-18\",\"endDate\":\"2025-09-18\",\"timeUnit\":\"month\",\"keywordGroups\":[{\"groupName\":\"\",\"keywords\":[\"\"]}]}"}