Suspended wrongfully over "MMRboosting"

on semtember 29th my account was suspended over MMRboosting which says that someone had been boosting my account and this truthfully isnt true as i had grinded for the past several weeks to get to gold V with my friend furthmore all our games werent wins its not like we had anybody other then ourselves play on them is there anyway to clear up this issue i would really like to get my season rewards and my border back.