{"action":"get_backtest_result","error_code":"invalid_request","error_message":"run id is malformed","scenario":"invalid_request_matrix","status":"ok","step":"invalid_run_id","type":"step"}
{"action":"compare_backtest_runs","error_code":"not_found","error_message":"backtest run not found","scenario":"invalid_request_matrix","status":"ok","step":"compare_missing_runs","type":"step"}
{"action":"start_backtest","error_code":"not_found","error_message":"strategy not found","scenario":"invalid_request_matrix","status":"ok","step":"start_backtest_missing_strategy","type":"step"}
{"exit_code":0,"passed":3,"scenario":"invalid_request_matrix","status":"ok","steps":3,"type":"summary"}