@@ -21,5 +21,6 @@ namespace Nethermind.Core.Specs.ChainSpecStyle
     public interface IChainSpecLoader
     {
         ChainSpec Load(byte[] data);
+        ChainSpec Load(string jsonData);
     }
 }
﻿/*
 * Copyright (c) 2018 Demerzel Solutions Limited
 * This file is part of the Nethermind library.
 *
 * The Nethermind library is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * The Nethermind library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with the Nethermind. If not, see <http://www.gnu.org/licenses/>.
 */

namespace Nethermind.Core.Specs.ChainSpecStyle
{
    public interface IChainSpecLoader
    {
        ChainSpec Load(byte[] data);
    }
}
i remember there was a reason for which I had to make it byte[] only... I do not remember the exact reason. I think that not every implementation could provide a string (do not know why)