{
    "success": true,
    "tables": {
        "users": {
            "exists": true,
            "columns": [
                "id",
                "username",
                "email",
                "gender",
                "password_hash",
                "device_id",
                "created_at",
                "updated_at"
            ]
        },
        "friendships": {
            "exists": true,
            "columns": [
                "id",
                "user_id",
                "friend_id",
                "status",
                "created_at",
                "updated_at"
            ]
        },
        "messages": {
            "exists": true,
            "columns": [
                "id",
                "sender_id",
                "receiver_id",
                "message",
                "is_read",
                "edited",
                "created_at",
                "updated_at",
                "is_edited",
                "reply_to_message_id"
            ]
        }
    }
}