curl -v -X DELETE https://api.catapult.inetwork.com/v1/users/{userId}/applications/{applicationId} -u {token}:{secret} -H "Content-type: application/json"

// Promise
client.Application.delete('a-j4f2j6mqz53mq')
.then(function (response) {
    console.log(response);
});

// Callback
client.Application.delete('a-zuwwzrbea',
    function (err, response) {
        if (err) {
            console.log(err);
        }
        else {
            console.log(response);
        }
});

await client.Application.DeleteAsync("a-zuwwfzzrbea");

app.delete()