{"errMsg":"TypeError: .keywordGroups[0].groupName -> should NOT be shorter than 1 characters","errId":"2025-12-16T06:34:43+09:00/510021278-131648672","body":"{\"startDate\":\"2024-12-15\",\"endDate\":\"2025-12-15\",\"timeUnit\":\"month\",\"keywordGroups\":[{\"groupName\":\"\",\"keywords\":[\"\"]}]}"}