Most documents can be emailed to msmr@broad.msu.edu.
More information on official transcripts:
Official transcripts that can be sent electronically can be emailed directly from your undergrad institution to: msmr@broad.msu.edu. Hard copy transcripts can be mailed to the following address below. Please make sure to attach electronic copies of your transcripts to your MSMRA application in addition to having hard copy documents mailed to MSU admissions:
Michigan State University
Office of Admissions
426 Auditorium Road
East Lansing, MI 48824
Note: most materials can be uploaded into the Graduate Education Student Portal.