FlowCategoryBoAddGroup

{
    "createDept": 0,
    "createBy": 0,
    "createTime": "string",
    "updateBy": 0,
    "updateTime": "string",
    "params": {
        "key": {}
    },
    "categoryId": 0,
    "parentId": 0,
    "categoryName": "string",
    "orderNum": 0
}