public Task <string> GetWalletAddressQueryAsync(byte[] systemId, BlockParameter blockParameter = null)
        {
            var getWalletAddressFunction = new GetWalletAddressFunction();

            getWalletAddressFunction.SystemId = systemId;

            return(ContractHandler.QueryAsync <GetWalletAddressFunction, string>(getWalletAddressFunction, blockParameter));
        }
 public Task <string> GetWalletAddressQueryAsync(GetWalletAddressFunction getWalletAddressFunction, BlockParameter blockParameter = null)
 {
     return(ContractHandler.QueryAsync <GetWalletAddressFunction, string>(getWalletAddressFunction, blockParameter));
 }