public async Task <Unit> Handle(Command request, CancellationToken cancellationToken)
{
var nextSequence = await dbContext.GetNextSequenceNumber <Product>(collectionName);
var product = new Product()
{
Name = request.Name,
Price = request.Price,
Id = nextSequence
};
var collection = dbContext.GetCollection <Product>(collectionName);
await collection.InsertOneAsync(product);
await dbContext.IncrementSequenceNumberAsync <Product>(collectionName);
return(Unit.Value);
}