{
    "$schema": "http://json-schema.org/draft-04/schema",
    "additionalProperties": false,
    "definitions": {
        "created": {
            "_format": "date-time",
            "description": "when the view was created",
            "type": "string"
        },
        "key": {
            "type": "string"
        }
    },
    "properties": {
        "created": {
            "$ref": "#/definitions/created"
        },
        "key": {
            "$ref": "#/definitions/key"
        }
    },
    "required": [
        "key",
        "created"
    ],
    "type": "object"
}