CoinMeta data: For the BTCUSDT perpetual contract, the proportion of active purchases in the last 4 complete hours was 47.6%, while the proportion of active sales was 52.4%, indicating a dominance of active selling transactions. Compared to the same time frame snapshot from 24 hours ago, this represents an increase of 1.7709 percentage points; however, compared to the snapshot from 7 days ago, there has been a decrease of 8.7674 percentage points.