Please do not make public accusations.
To report an opponent, see https://support.chess.com/en/articles/8562517-how-do-i-report-someone.
To discuss cheating and cheat detection, please join the Cheating Forum: https://www.chess.com/club/cheating-forum.
Also - I don't have access to the internal fair play systems, but the game you posted looks clean to me.
Hi, I had a match with an account called [Name removed - MG]. Please check if you can if he cheated in the game.
Best regards.
[Removed - MG]