public Task <TransactionReceipt> GetPurchaseOrder2RequestAndWaitForReceiptAsync(GetPurchaseOrder2Function getPurchaseOrder2Function, CancellationTokenSource cancellationToken = null)
 {
     return(ContractHandler.SendRequestAndWaitForReceiptAsync(getPurchaseOrder2Function, cancellationToken));
 }
 public Task <string> GetPurchaseOrder2RequestAsync(GetPurchaseOrder2Function getPurchaseOrder2Function)
 {
     return(ContractHandler.SendRequestAsync(getPurchaseOrder2Function));
 }