i think its just automated message which is included in every SA letter. Are you talking about this:
"Right of Permanent Residence Fee (RPRF) The Right of Permanent Residence Fee is applicable to your application. If you have chosen to defer payment of that fee, you will be contacted to make the payment at a later date. Your family member(s) cannot become a permanent resident of Canada until this payment is made. It is strongly recommended that you pay this fee as soon as possible. By doing so, the processing time Case Processing Centre Mississauga Centre de Traitement des Demandes Mississauga Website:
www.cic.gc.ca Site web:
www.cic.gc.ca of your application may be reduced. For further information on how to pay this fee, please visit the IRCC website at
www.cic.gc.ca/english/information/fees/index.asp"