{"errMsg":"TypeError: .keywordGroups[0].groupName -> should NOT be shorter than 1 characters","errId":"2025-12-26T09:32:20+09:00/973470530-915161924","body":"{\"startDate\":\"2024-12-26\",\"endDate\":\"2025-12-26\",\"timeUnit\":\"month\",\"keywordGroups\":[{\"groupName\":\"\",\"keywords\":[\"\"]}]}"}