after contact added successfully in active campaign send welcome email to that contact into nodejs

[dharmishtha-chhatrodiya]

var mailUrl = new ActiveCampaign(
"https://URL.api-us1.com",
"KEY"
);
var contact = {
email: "john@gmail.com",
first_name: "john",
last_name: "deo",
phone: 7878787788,
};
var contact_add = mailUrl.api("contact/add", contact);
contact_add.then(
function (result) {
console.log("success result", result);
},
function (result) {
console.log("fail result", result);
}
);

// after contact added successfully in active campaign send welcome email to that contact