{
    "name": "Email",
    "base": "Model",
    "properties": {
      "to": {"type": "String", "required": true},
      "from": {"type": "String", "required": true},
      "subject": {"type": "String", "required": true},
      "text": {"type": "String"},
      "html": {"type": "String"}
    }
  }