CoinMeta data: For the BTCUSDT perpetual contract, the proportion of active purchases in the last 4 complete hours was 48.12%, while the proportion of active sales was 51.88%, indicating a dominance of active selling. Compared to the same time frame snapshot from 24 hours ago, this proportion has decreased by 0.0452 percentage points; however, compared to the snapshot from 7 days ago, it has increased by 1.1613 percentage points.