{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "type": "number",
  "oneOf": [
    {
      "type": "number",
      "description": "Characters",
      "enum": [ 1]
    },
    {
      "type": "number",
      "description": "Character Excluding Spaces",
      "enum": [ 2]
    },
    {
      "type": "number",
      "description": "Words",
      "enum": [ 3]
    },
    {
      "type": "number",
      "description": "Lines",
      "enum": [ 4]
    }
  ],
  "default": 1
}