Waiting for a bullish internal flip to start the 15m swing pullb

The daily is bullish, currently in pullback phase. 4h is bearish, aligning with the pullback observed on the daily. The 4h chart shows a bearish continuation with a recent BOS. The 15m chart is also currently bearish, mirroring the 4h. Looking for an internal bullish flip as an indication of the start of the 15m pullback phase.