public async Task GlobalSetup()
{
_blockchainService = GetRequiredService <IBlockchainService>();
_transactionReadOnlyExecutionService = GetRequiredService <ITransactionReadOnlyExecutionService>();
_osTestHelper = GetRequiredService <OSTestHelper>();
_contractAddress = await _osTestHelper.DeployContract <PerformanceTestContract.PerformanceTestContract>();
_chain = await _blockchainService.GetChainAsync();
}