{"errMsg":"TypeError: .keywordGroups[0].groupName -> should NOT be shorter than 1 characters","errId":"2022-08-12T17:15:36+09:00/845055080-576440254","body":"{\"startDate\":\"2021-08-12\",\"endDate\":\"2022-08-12\",\"timeUnit\":\"month\",\"keywordGroups\":[{\"groupName\":\"\",\"keywords\":[\"\"]}]}"}