{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "oneOf": [
    {
      "type": "object",
      "required": [
        "kind",
        "value"
      ],
      "properties": {
        "kind": {
          "const": "string"
        },
        "value": {
          "type": "string"
        }
      }
    },
    {
      "type": "object",
      "required": [
        "kind",
        "value"
      ],
      "properties": {
        "kind": {
          "const": "number"
        },
        "value": {
          "type": "number"
        }
      }
    }
  ]
}