Bitcoin (CRYPTO: BTC) is down 2% in the past 24 hours, trading around $51,100 and triggering crypto liquidations on the long side. What Happened: Technical analyst Ali Martinez cited indicators triggering a sell signal for Bitcoin, tweeting: In another post, the analyst highlighted that whales sold around 30,000 Bitcoin, valued $1.56 billion, over the past two days. Whale selling may be an indicator for profit-taking and prompt prices to drop further. Furthermore, Wednesday’s Federal Open Market Committee (FOMC)meeting minutes will offer insights on Fed officials’ reading of the macroeconomic …