Spark
constructor(autoscale: SparkClusterRolesWorkerNodeAutoscale? = null, password: String? = null, scriptActions: List<SparkClusterRolesWorkerNodeScriptAction>? = null, sshKeys: List<String>? = null, subnetId: String? = null, targetInstanceCount: Int, username: String, virtualNetworkId: String? = null, vmSize: String)