You need to use RSI indicator. That's how I spotted the reversal.
Bullish divergence.

Bullish divergence happens when the price makes lower lows, but an indicator (like RSI or MACD) makes higher lows, suggesting weakening downward momentum and a potential upward reversal.

Beyond Technical AnalysisBullish DivergenceChart Patternsrsi_divergenceTrend Analysis

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