{
  "$schema": "http://json-schema.org/draft-04/schema#",
  "title": "Uuid",
  "description": "Universally Unique IDentifier",
  "type": "string",
  "pattern": "^[a-fA-F0-9]{8}-[a-fA-F0-9]{4}-[a-fA-F0-9]{4}-[a-fA-F0-9]{4}-[a-fA-F0-9]{12}$"
}