endpoint_servicebus.cs

public UpdateInventoryResponse UpdateInventoryProducts(UpdateInventoryProductsRequest updateRequest) {
    var connectionString = "<your connectionstring that should not be stored like this>";
    
    var queueName = "ProductUpdates";

    var client = QueueClient.CreateFromConnectionString(connectionString, queueName);

    var jsonContent = JsonConvert.SerializeObject(updateRequest);

    var message = new BrokeredMessage(jsonContent);
    
    client.Send(message)
    
    return new UpdateInventoryResponse() { Success: True, Message: "Yay!" }
}