{
  "type": "object",
  "additionalProperties": false,
  "required": [
    "rules"
  ],
  "properties": {
    "rules": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "scope-case",
        "subject-case"
      ],
      "properties": {
        "scope-case": {
          "type": "array",
          "maxItems": 3,
          "minItems": 3,
          "prefixItems": [
            {
              "type": "integer",
              "minimum": 0
            },
            {
              "enum": [
                "always",
                "never"
              ]
            },
            {
              "type": "array",
              "items": {
                "type": "string"
              }
            }
          ]
        },
        "subject-case": {
          "type": "array",
          "maxItems": 3,
          "minItems": 3,
          "prefixItems": [
            {
              "type": "integer",
              "minimum": 0
            },
            {
              "enum": [
                "always",
                "never"
              ]
            },
            {
              "type": "array",
              "items": {
                "type": "string"
              }
            }
          ]
        }
      }
    }
  }
}