CreateSwitchOrders

//Create an allocation order with the CreateAllocationOrders method
var client = new BFSServiceReference.bfsapiSoapClient();

var credentials = new BFSServiceReference.Credentials()
{
    UserName = bfsusername, //Username of administrative user in your instance of BFS
    Password = bfspassword, //Password of the administrative user in your instance of BFS
};

var AI1 = new AllocationItem() //The first allocation item
{
    Asset = new Guid("138e92a5-f1d6-4473-9ca4-45f511881676"),
    AllocationPercentage = 0.5M
};

var AI2 = new AllocationItem() //The second allocation item
{
    Asset = new Guid("00257b66-0000-4ab7-9712-bf11aeabc3f7"),
    AllocationPercentage = 0.5M
};

var SO1 = new SellOrder()
{
    Asset = new Guid("60133aa1-a22d-4b0b-80fa-b35303a8c83f"),
    SellPercentage = 0.53M
};

var response = client.CreateAllocationOrders(new BFSServiceReference.CreateAllocationOrdersRequest()
{
    Credentials = credentials,

    identify = bfsidentifier, //Identifier is a unique token for your instance of BFS        

    Entities = new[]
    {
        new AllocationOrder() 
        {            
            Account = new Guid("40045f57-9914-41d2-9ffd-a33a59de10c9"),
            AllocationItems = new []
            {
                AI1,
                AI2
            },
            SellOrders = new []
            {
              SO1  
            },
			Reseller = new Guid("3bb24d5d-bab3-44bb-a6db-741f5c177e9d"),
			Comment = "This is a test",
			ExternalReference = "45906238-38d8-4539-b0ec-41a06f456bb7"
        },
        
    }

});

foreach (var c in response.Entities)
{
    Console.WriteLine(c.BrickId);
}