public Task <BigInteger> RentPriceQueryAsync(string name, BigInteger duration, BlockParameter blockParameter = null)
        {
            var rentPriceFunction = new RentPriceFunction();

            rentPriceFunction.Name     = name;
            rentPriceFunction.Duration = duration;

            return(ContractHandler.QueryAsync <RentPriceFunction, BigInteger>(rentPriceFunction, blockParameter));
        }
 public Task <BigInteger> RentPriceQueryAsync(RentPriceFunction rentPriceFunction, BlockParameter blockParameter = null)
 {
     return(ContractHandler.QueryAsync <RentPriceFunction, BigInteger>(rentPriceFunction, blockParameter));
 }