from static method 
    
    
    
  Implementation
  static TronContractData from(tron.Transaction_Contract_ContractType type, Any parameter) {
  return switch (type) {
    tron.Transaction_Contract_ContractType.TransferContract => TronTransferContractData.fromPB(
        parameter.unpackInto<TransferContract>(TransferContract()),
      ),
    tron.Transaction_Contract_ContractType.TriggerSmartContract =>
      TronTriggerSmartContractData.from(
        parameter.unpackInto<TriggerSmartContract>(TriggerSmartContract()),
      ),
    tron.Transaction_Contract_ContractType.TransferAssetContract =>
      TronTransferAssetContractData.fromPB(
        parameter.unpackInto<TransferAssetContract>(TransferAssetContract()),
      ),
    _ => throw UnsupportedError(
        "Unsupported Contract Type: $type with $parameter",
      ),
  };
}