response.body = "����JFIF��C..."

response.headers["content-type"] = image/jpeg

let imageData = "data:" + response.headers["content-type"] + ";base64," + new Buffer(response.body).toString('base64');
// "data:image/jpg;base64,77+977+977+977+9ABBKRklGAAEBAAABAAEAAO...";

var image = new Image();
        image.src = response.processImage;