Username

{
  "$id": "kilt:ctype:0x05f099b888ddf3e8ef4fc690f12ca59d967bf934d58dda723921893cff0d8734",
  "$schema": "http://kilt-protocol.org/draft-01/ctype#",
  "properties": {
    "Username": {
      "type": "string"
    }
  },
  "title": "Username",
  "type": "object"
}