Hello,   We are creating new sign-up forms to embed into a new website we are having built. When it comes to the message that the customer receives after signing up - is there any way to change and customize that? Something like this:   <h3>You are now subscribed to the Newsletter!</h3> <p>Thank you for signing up to receive WGTE's Newsletter. Keep an eye on your inbox for news and updates from WGTE!</p>   Thanks for your help! ... View more