{
  "schema": {
    "properties": {
      "menu": {
        "type": "array",
        "title": "Options",
        "items": {
          "type": "string",
          "title": "Option",
          "enum": [ "starter", "maincourse", "cheese", "dessert", "OTHER" ]
        },
        "minItems": 1
      },
      "menuOther": { "type": "string" },
      "menu2": {
        "type": "array",
        "title": "Options Inline",
        "items": {
          "type": "string",
          "title": "Option",
          "enum": [ "starter", "maincourse", "CUSTOME_OTHER_VALUE", "cheese", "dessert" ]
        }
      },
      "menu2Other": { "type": "string" },
      "menu3": {
        "type": "array",
        "title": "Options",
        "description": "Other field's value as an element of result array",
        "items": {
          "type": "string"
        },
        "minItems": 1
      }
    }
  },
  "nonDefaultFormItems": [ "menuOther", "menu2Other" ],
  "customFormItems": {
    "menu": {
      "type": "checkboxes",
      "titleMap": {
        "starter": "Starter would be great",
        "maincourse": "No way I'll skip the main course",
        "cheese": "Cheddar rules!",
        "dessert": "Thumbs up for a dessert"
      },
      "otherField": { "key": "menuOther", "inline": true }
    },
    "menu2": {
      "type": "checkboxes",
      "title": "Options inline style",
      "inline": true,
      "titleMap": {
        "starter": "Starter would be great",
        "maincourse": "No way I'll skip the main course",
        "cheese": "Cheddar rules!",
        "dessert": "Thumbs up for a dessert"
      },
      "otherField": {
        "key": "menu2Other",
        "title": "Custom other field title",
        "otherValue": "CUSTOME_OTHER_VALUE"
      }
    },
    "menu3": {
      "type": "checkboxes",
      "options": {
        "starter": "Starter would be great",
        "maincourse": "No way I'll skip the main course",
        "cheese": "Cheddar rules!",
        "dessert": "Thumbs up for a dessert"
      },
      "otherField": { "key": "menu3[99]", "type": "text", "asArrayValue": true }
    }
  }
}