{
    "additionalProperties": false,
    "description": "Schema for a Google Analytics enhanced e-commerce promotion action entity",
    "properties": {
        "promotionAction": {
            "enum": [
                "view",
                "promo_click",
                "null"
            ]
        }
    },
    "self": {
        "format": "jsonschema",
        "name": "promotion_action",
        "vendor": "com.google.analytics.measurement-protocol",
        "version": "1-0-0"
    },
    "type": "object"
}