{
  "schema": {
    "title": "A registration form",
    "type": "object",
    "properties": {
      "password":  { "type": "string",  "title": "Password" },
      "lastName":  { "type": "string",  "title": "Last name" },
      "bio":       { "type": "string",  "title": "Bio" },
      "firstName": { "type": "string",  "title": "First name" },
      "age":       { "type": "integer", "title": "Age" }
    },
    "required": [ "firstName", "lastName" ]
  },
  "uiSchema": {
    "ui:order": [ "firstName", "lastName", "*", "password" ],
    "age": { "ui:widget": "updown" },
    "bio": { "ui:widget": "textarea" },
    "password": { "ui:widget": "password" }
  },
  "formData": {
    "firstName": "Chuck",
    "lastName": "Norris",
    "age": 75,
    "bio": "Roundhouse kicking asses since 1940",
    "password": "noneed"
  }
}