I also got a similar reply. Asked me to send another CSE if I don’t get a decision before January 5. She also mentioned the first CSE I had raised on December 5 and mentioned the agent who responded to my previous CSE had taken the appropriate steps to follow up on my enquiry.Got this reply after raising CSE Webform - We have verified the information you provided and can confirm that the agent took the appropriate actions to follow up on your request.
If you do not receive more information or a decision by January 19, 2018, we invite you to contact us again by using the IRCC Web form available on our website.