Hardbricked yureka plus! Help!!

Wiped out OS by mistake in twrp and after some tweaking, finally, managed to brick my phone. when i switch it on, i can only see a set of vertical lines on the screen. is there a way to unbrick the phone?

tried all the methods shown in other threads. no thread shows the method to unbrick.
and again, the display is not working. pls help!