{
    "name": "Sample",
    "base": "VnModel",
    "options": {
      "mysql": {
        "table": "sample"
      }
    },
    "properties": {
        "id": {
            "id": true,
            "type": "Number",
            "description": "Identifier"
        },
        "code": {
            "type": "String"
        },
        "description": {
            "type": "String"
        },
        "isVisible": {
            "type": "Number"
        }
    },
    "acls": [
      {
        "accessType": "READ",
        "principalType": "ROLE",
        "principalId": "$everyone",
        "permission": "ALLOW"
      }
    ]
  }