Job Metadata Response
constructor(bigTableDetails: List<BigTableIODetailsResponse>, bigqueryDetails: List<BigQueryIODetailsResponse>, datastoreDetails: List<DatastoreIODetailsResponse>, fileDetails: List<FileIODetailsResponse>, pubsubDetails: List<PubSubIODetailsResponse>, sdkVersion: SdkVersionResponse, spannerDetails: List<SpannerIODetailsResponse>, userDisplayProperties: Map<String, String>)