字段必须传递验证

方案1： 设置type=must rule

    "signName": [
      {
        "type": "must",
        "required": false,
        "isAdd": true,
        "isEdit": false,
        "max": 50,
        "message": "【{sign_name}】必须传递。"
      }
],

方案二： responseField 配置need

  "need": "password,confirmPassword,newPassword",