{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "$ref": "#/definitions/ModelExtensionFile",
  "definitions": {
    "ModelExtensionFile": {
      "type": "object",
      "properties": {
        "extensions": {
          "type": "array",
          "items": {
            "type": "object",
            "properties": {
              "addsTo": {
                "type": "object",
                "properties": {
                  "pack": {
                    "type": "string"
                  },
                  "extensible": {
                    "type": "string"
                  }
                },
                "required": ["pack", "extensible"]
              },
              "data": {
                "type": "array",
                "items": {
                  "type": "array",
                  "items": {
                    "$ref": "#/definitions/DataTuple"
                  }
                }
              }
            },
            "required": ["addsTo", "data"]
          }
        }
      },
      "required": ["extensions"]
    },
    "DataTuple": {
      "type": ["boolean", "number", "string"]
    }
  }
}
