Dogecoin on-chain activity spiked by 1,645% within 24 hours, signaling a notable whale accumulation.Large holders added 405.82 million DOGE while deflows dropped by 72 million DOGE.Whale accumulation could indicate increased confidence in DOGE and potential price movement.The surge in on-chain activity for Dogecoin is a rare disparity, as inflows and outflows usually align closely.