BTCUSD is not yet out of the down direction, and the volume has not picked up much, look at the black parallel lines average volume over the volume bars at the bottom.
The green arrow is the point where once it overcomes the dark pink rectangle it would be out of the downtrend and the beginning of an upward trend if volume increases to the positive side.
Also the red parallel line within the rectangle is where it has accumulated the most volume across the board.
It is in an uptrend within a major down trend and one must be cautious as there is no enough volume yet to push it out of the major downtrend.
The dark pink rectangle is an area of strong resistance and one must be cautious.
The outer thick green channel is the route it should take coming out of the major downtrend.