First of all, please check what is this Council and what are its accomplishments, then you will understand what is this hearing worth.
https://en.m.wikipedia.org/wiki/Parliamentary_Assembly_of_the_Council_of_Europe
Now, it is important to remember that all those 300+members are those the same people that in some time in the futurenwill be voting for so called „EU chat control” if it is accepted now by EU governments.
In the end it might be just political game between the EU and UK+US. If Julian was some threat to them they wouldn’t have any hearing at all.