curl --location --request GET '/delay/activity/grade' \
--header 'Authorization: Bearer eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJsb2dpblR5cGUiOiJsb2dpbiIsImxvZ2luSWQiOiJzeXNfdXNlcjoyMzg5Iiwicm5TdHIiOiJhZklXY0g1d0FpTGV0b3l6NWV0eGVaalB3OXB6ZXZ3eCIsImNsaWVudGlkIjoiZTVjZDdlNDg5MWJmOTVkMWQxOTIwNmNlMjRhN2IzMmUiLCJ0ZW5hbnRJZCI6IjQyNDY3MyIsInVzZXJJZCI6MjM4OSwiZGVwdElkIjoyODQyfQ.75c-eGS-l5JSB9WopZ1lK8reOicXTQb9331A3cc2epY'
{
"code": 0,
"msg": "string",
"data": [
{
"gradeId": 0,
"sectionId": 0,
"gradeName": "string",
"sort": 0,
"gradeCode": "string"
}
]
}