public Task <string> RenounceSignerRequestAsync(RenounceSignerFunction renounceSignerFunction)
 {
     return(ContractHandler.SendRequestAsync(renounceSignerFunction));
 }
 public Task <TransactionReceipt> RenounceSignerRequestAndWaitForReceiptAsync(RenounceSignerFunction renounceSignerFunction, CancellationTokenSource cancellationToken = null)
 {
     return(ContractHandler.SendRequestAndWaitForReceiptAsync(renounceSignerFunction, cancellationToken));
 }