{
  "$schema": "http://json-schema.org/draft-04/schema#",
  "definitions": {
    "pets": {
      "type": "object",
      "properties": {
        "amount": {
          "$ref": "#/definitions/myInteger"
        }
      }
    },
    "myInteger": {
      "type": "integer",
      "maximum": 8,
      "exclusiveMaximum": false
    }
  }
}