public class MongoDbHandler
    {
        private readonly string _connectionString;

        public MongoDbHandler(string connection)
        {
            _connectionString = "mongodb+srv://admin:admin@cluster0-5nbuh.mongodb.net/MessagePassing?retryWrites=true&w=majority";

        }

        public void Insert(string toInsert)
        {
            var dbClient = new MongoClient(_connectionString);

            var database = dbClient.GetDatabase("MessagePassing");
            var collection = database.GetCollection<BsonDocument>("AllMessages");
            BsonDocument document = BsonDocument.Parse(toInsert);
            collection.InsertOne(document);
        }

    }