public async Task <IActionResult> BroadcastTransaction([FromBody] BroadcastTransactionRequest request)
        {
            if (request == null)
            {
                throw new BusinessException("Unable deserialize request", ErrorCode.BadInputParameter);
            }

            try
            {
                await _broadcastService.BroadCastTransaction(request.OperationId, request.SignedTransaction);
            }
            catch (BusinessException e) when(e.Code == ErrorCode.TransactionAlreadyBroadcasted)
            {
                return(new StatusCodeResult(409));
            }
            catch (BusinessException e) when(e.Code == ErrorCode.OperationNotFound)
            {
                return(new StatusCodeResult((int)HttpStatusCode.NoContent));
            }

            return(Ok());
        }