Or repair boot using direct emmc tool. You must have direct emmc tool, soldering station, pinout, knowledge how to use it and the most important thing - working au sov33 phone to make boot partition readout. Difficult and complicated repair, buying a new phone seems to be easier option
i'm pretty sure that my device can revive with qpst tool, but not yet any emmc programmer firehose that exactly right. maybe you can build it for me