ExportRequest class is used to create an export request in the desired format, filename, and settings. Attributes: format (str): The format of the output file (CSV, XLSX). execution_result (str): Execution result id from backend. file_name (str): The name of the output file. settings (Optional[Dict[str, bool]]): Optional dictionary containing settings for the export request. custom_override (Optional[Dict[str, Any]]): Optional dictionary containing custom settings.