You probably can't until you improve your ratings by a couple of thousand points.
He has played simuls against members in the past:
https://www.chess.com/news/view/swift-magnus-carlsen-beats-10-but-loses-1-in-chesscom-simul-5982
Who knows? It may happen again some day.
i want to play magnus carlsen here on chess.com or lichess. how can i contact him to play me?