错误处理

{
  "error": {
    "status": 422,
    "code": "VALIDATION_ERROR",
    "message": "请求参数不合法",
    "details": [
      {
        "field": "query.limit",
        "message": "Input should be less than or equal to 200",
        "type": "less_than_equal"
      }
    ]
  }
}