Exactly as per i can see your issue. Might be your number is not ported successfully to PM that is why you can't able to receive messages. Kindly contact support if you ran out of time from porting approval request. Then can help you the best.
You have to wait for sometime. Something was also happen with me that i switch to PM from rogers and i transferred my number to it. Then when everything was good and my number is successfully activated. I see both network were showing to me and also ...
Recently there was a server down issue now it is resloved and we can login now. Try to login your dashboard and go on recent payment you will be able to see that charge is for. Thanks.