{"errMsg":"TypeError: .keywordGroups[0].groupName -> should NOT be shorter than 1 characters","errId":"2025-07-03T19:04:46+09:00/990982579-94228056","body":"{\"startDate\":\"2024-07-03\",\"endDate\":\"2025-07-03\",\"timeUnit\":\"month\",\"keywordGroups\":[{\"groupName\":\"\",\"keywords\":[\"\"]}]}"}