{
    "$schema": "http://json-schema.org/draft-04/schema#",
    "description": "Base protocol message structure",
    "properties": {
        "messageType": {
            "description": "Protocol message type",
            "enum": [
                0,
                1,
                2,
                3,
                4,
                5
            ],
            "type": "integer"
        }
    },
    "required": [
        "messageType"
    ],
    "title": "Base protocol message",
    "type": "object"
}