{
    "$schema": "http://json-schema.org/draft-04/schema#",
    "type": "object",
    "properties": {
        "k": {
            "description": "Property Value",
            "extended_name": "Value",
            "type": "number"
        },
        "x": {
            "description": "Property Expression. An AE expression that modifies the value.",
            "extended_name": "Expression",
            "type": "string"
        },
        "ix": {
            "description": "Property Index. Used for expressions.",
            "extended_name": "Property Index",
            "type": "string"
        }
    }
}