{
  "auth": {
    "required": "请先登录",
    "forbidden": "无权限访问",
    "sessionExpired": "会话已过期，请重新登录"
  },
  "network": {
    "requestFailed": "请求失败，请稍后重试",
    "timeout": "请求超时",
    "serverError": "服务器错误"
  },
  "validation": {
    "required": "此字段为必填",
    "invalidFormat": "格式错误",
    "tooShort": "长度过短",
    "tooLong": "长度过长"
  },
  "db": {
    "notFound": "记录不存在",
    "duplicate": "记录已存在",
    "constraintViolation": "数据约束冲突"
  }
}