Update in CIC portal.....not able to understand

[zaynahdream]

We sent you correspondence on March 28 , 2016. If you have not yet provided the information or the requested documents, please do so as soon as possible. Please wait until you receive the correspondence before sending us additional information, as the correspondence will outline all information that is required.”

the above was mentioned...in the link..

there's some requirements in that correspondece dated march 28, 2016....