SSJS: Create Journey Builder

<script runat="server">

Platform.Load("Core", "1");

var url = 'https://{{Rest URL}}/interaction/v1/interactions';

var contentType = 'application/json';

var payload = {

    "key": "SSJS-testing-2",

    "name": "SSJS Journey",

    "description": "We are using this journey to learn how to use the Journey Spec in Journey Builder",

    "workflowApiVersion": 1,

    "triggers": [

        {

            "key": "event-key",

            "name": "Starting point for the journey",

            "type": "Salesforce Data",

            "eventDefinitionKey": "APIEvent-c204d5ab-543c-56de-f7f2-75c2f9220311",

            "arguments": {},

            "configurationArguments": {}

        }

    ]

};

var payloadString = Stringify(payload);

var authorizationHeader = "Bearer " + "{{Token}}"

var headerNames = ["Authorization"];

var headerValues = [authorizationHeader];

var result = HTTP.Post(url, contentType, payloadString, headerNames, headerValues);

Write('Response Status Code: ' + result.StatusCode + '<br>');

Write('Response Content: ' + result.Response);

</script>