Tracking SFMC Subscriber Behavior: Creating the Data Extensions Performance_Subscriber using SSJS

Create Performance_Subscriber Data Extension with SSJS

<script runat="server">
    Platform.Load("core", "1.1.1");
	
    var api = new Script.Util.WSProxy();
	
	try {
	
        var FolderName = "Reporting";
        var FolderAttributes = Folder.Retrieve({ Property: "Name", SimpleOperator: "equals", Value: FolderName });
        var FolderID = FolderAttributes[0].ID;
		    var perf = api.retrieve("DataExtension", ["CustomerKey"], {
			    Property: "Name",
			    SimpleOperator: "equals",
			    Value: "Performance_Subscriber"
		});
		
		var perfKey = perf.Results[0].CustomerKey;

var perfFields = [
	{
		"Name": "EmailAddress",
		"FieldType": "EmailAddress"
	},
	{
		"Name": "Sent",
		"FieldType": "Number",
		"DefaultValue": 0
	},
	{
		"Name": "UniqueOpens",
		"FieldType": "Number",
		"DefaultValue": 0
	},
	{
		"Name": "UniqueOpenRate",
		"FieldType": "Decimal",
		"DefaultValue": 0,
		"MaxLength": 18,
		"Scale": 2
	},
	{
		"Name": "UniqueClicks",
		"FieldType": "Number",
		"DefaultValue": 0
	},
	{
		"Name": "UniqueCTR",
		"FieldType": "Decimal",
		"MaxLength": 18,
		"Scale": 2,
		"DefaultValue": 0
	},
	{
		"Name": "AllOpens",
		"FieldType": "Number",
		"DefaultValue": 0
	},
	{
		"Name": "AllOpenRate",
		"FieldType": "Decimal",
		"MaxLength": 18,
		"Scale": 2,
		"DefaultValue": 0
	},
	{
		"Name": "AllClicks",
		"FieldType": "Number",
		"DefaultValue": 0
	},
	{
		"Name": "AllCTR",
		"FieldType": "Decimal",
		"MaxLength": 18,
		"Scale": 2,
		"DefaultValue": 0
	},
	{
		"Name": "Bounces",
		"FieldType": "Number",
		"DefaultValue": 0
	},
	{
		"Name": "Status",
		"FieldType": "Text",
		"MaxLength": 12
	},
	{
		"Name": "DateJoined",
		"FieldType": "Date"
	},
	{
		"Name": "DateUnsubscribed",
		"FieldType": "Date"
	},
	{
		"Name": "SubscriberID",
		"FieldType": "Number",
		"IsPrimaryKey": true,
		"IsRequired" : true
	}
];

var perfConfig = {
	"CustomerKey": perfKey,
	"Name": "Performance_Subscriber",
	"CategoryID": FolderID,
	"Fields": perfFields
};

var createPerf = api.createItem("DataExtension", perfConfig); 

Write(Stringify(createPerf));
		
	} catch(error) {
		Write(Stringify(error));
	}		

</script>