schema.json

{
  "definitions": {},
  "$schema": "http://json-schema.org/draft-07/schema#",
  "type": "array",
  "title": "The Root Schema",
  "items": {
    "$id": "#/items",
    "type": "object",
    "title": "The Items Schema",
    "required": [
      "country",
      "emoji",
      "flag",
      "id"
    ],
    "properties": {
      "country": {
        "$id": "#/properties/country",
        "type": "string",
        "title": "The Country Schema",
        "default": "",
        "examples": [
          "United States"
        ],
        "minLength": 4,
        "pattern": "^[a-zA-z]+([\\s][a-zA-Z]+)*$"
      },
      "emoji": {
        "$id": "#/properties/emoji",
        "type": "string",
        "title": "The Emoji Schema",
        "default": "",
        "examples": [
          "\uD83C\uDDFA\uD83C\uDDF8"
        ],
        "minLength": 24,
        "maxLength": 24,
        "pattern": "^(\\\\u[0-9A-F]{4}){4}$"
      },
      "flag": {
        "$id": "#/properties/flag",
        "type": "string",
        "title": "The Flag Schema",
        "default": "",
        "examples": [
          "us"
        ],
        "minLength": 2,
        "maxLength": 2,
        "pattern": "^([a-z]*)$"
      },
      "id": {
        "$id": "#/properties/id",
        "type": "integer",
        "title": "The Id Schema",
        "default": 0,
        "examples": [
          60
        ]
      }
    }
  }
}