Dogecoin is testing a crucial level after a 22% decline, bringing the price down to the $0.10 mark.Whale activity in Dogecoin indicates potential bullish reversal, with large holders accumulating over 1 billion DOGE in the past 24 hours.Dogecoin must break above the 4-hour 200 EMA at $0.108 and reclaim the $0.12 mark to regain bullish momentum.The next few sessions will be crucial in determining the future price movement of Dogecoin.