The following made my heart beat fast but when i read it was an RFE i was like OMG whyyyyy.....but nothing bad i just gotta get the evidence ready

"On October 30, 2012, we mailed a notice requesting additional evidence or information in this case I821D Consideration of Deferred Action for Childhood Arrivals. Please follow the instructions on the notice to submit the requested information. This case will be in suspense until we receive the evidence or the opportunity to submit it expires. Once we receive the requested evidence or information and make a decision on the case, you will be notified by mail. If you move while this case is pending, please use our Change of Address online tool to update your case with your new address or call our customer service center at 1-800-375-5283."