{
  "schema": {
    "title": "Simple Schema",
    "type": "object",
    "properties": {
      "fieldA": {
        "type": "string"
      },
      "fieldB": {
        "type": "string"
      },
      "fieldC": {
        "description": "Age in years",
        "type": "integer",
        "minimum": 0
      }
    },
    "required": [
      "fieldA",
      "fieldB",
      "fieldC"
    ]
  },
  "form": [
    "*"
  ]
}