Orchestrator Function: vCenter Virtual Machine Find MAC Address

public VcVirtualMachineGetMacAddress(objVcVirtualMachine:VcVirtualMachine): string {
let arrVcVirtualNetwork: (VcVirtualE1000 | VcVirtualE1000e | VcVirtualPCNet32 | VcVirtualVmxnet | VcVirtualVmxnet2 | VcVirtualVmxnet3 | VcVirtualSriovEthernetCard)[] = this.VcVirtualMachineGetAllVcVirtualNetworkCards(objVcVirtualMachine);
let objVcVirtualNetwork:(VcVirtualE1000 | VcVirtualE1000e | VcVirtualPCNet32 | VcVirtualVmxnet | VcVirtualVmxnet2 | VcVirtualVmxnet3 | VcVirtualSriovEthernetCard)= arrVcVirtualNetwork.pop();
let strMacAddress:string = objVcVirtualNetwork.macAddress;
System.log(`Found network card MAC Address ${strMacAddress}.`);
return strMacAddress ;
}