{
    "type": "array",
    "properties" : {
        "name": { "type": "string" },
        "commit": {
            "type": "object",
            "required": ["sha", "type"],
            "properties" : {
                "sha": { "type": "string" },
                "type": { "type": "string" }
            },
            "additionalProperties": false
        },
        "additionalProperties": false
    }
}