We have an encoded flag which looks like cesar cipher , but according to the description of the chall its rotation
we use [CyberChef](https://gchq.github.io/CyberChef/#recipe=ROT13(true,true,14)&input=cnhtc3t4cWZlZGFmbWZxZnR1ZWZ0dXpzfQoK) Tools to Rotate it it

and we got the flag : flag{letsrotatethisthing}