SiteNotifyUserResponse

{
    "user_id": 0,
    "channels": {
        "cabinet": true,
        "telegram": true,
        "mobile": true
    },
    "relation": {
        "cabinet": [
            "important"
        ],
        "telegram": [
            "important"
        ],
        "mobile": [
            "important"
        ],
        "project_id": 0
    }
}