{
    "$jsonSchema": {
        "required": [
            "user",
            "date",
            "admin",
            "sponsorship",
            "sponsorship.streamer",
            "sponsorship.expires",
            "sponsorship.proof",
            "sponsorship.label"
        ],
        "properties": {
            "user": {
                "bsonType": ["int", "long"],
                "description": "Telegram ID of user"
            },
            "date": {
                "bsonType": "date",
                "description": "Date when sponsorship was accepted"
            },
            "admin": {
                "bsonType": ["int", "long"],
                "description": "Telegram ID of admin that accepted the sponsorship"
            },
            "sponsorship": {
                "bsonType": "object"
            },
            "sponsorship.streamer": {
                "bsonType": "string"
            },
            "sponsorship.expires": {
                "bsonType": "date"
            },
            "sponsorship.proof": {
                "bsonType": "string"
            },
            "sponsorship.label": {
                "bsonType": "string"
            }
        }
    }
}