public RepoAccessorService(IBlockchainAccessor blockchainAccessor)
{
_blockchainAccessor = blockchainAccessor ?? throw new ArgumentNullException(nameof(blockchainAccessor));
}
public BlockchainListenerService(CoreConfiguration config, IBlockchainAccessor blockchainAccessor, IWeb3 web3)
{
_config = config ?? throw new ArgumentNullException(nameof(config));
_blockchainAccessor = blockchainAccessor ?? throw new ArgumentNullException(nameof(blockchainAccessor));
_web3 = web3 ?? throw new ArgumentNullException(nameof(web3));
}