Cryptocurrency trader Machi, known as @machibigbrother, has raised $525,000 in USDC to re-enter the Hyperliquid platform after a recent liquidation event nearly wiped out his account. Machi is now taking a long position on Ethereum, holding 2,550 ETH valued at approximately $8.72 million. The liquidation price for this position is set at $3,250.5 per ETH.