Common directory being removed upon `snap remove some-app`

I am developing an app and packaging it with snap. Once the app is installed and launched the common directory is present in the ~/snap/some-app/common. However, once I snap remove some-app then ~/snap/some-app/common is also removed. I was told that this directory is not supposed to be deleted even after the snap has been removed.

Details:

user@LinPC:~/snap/some-app$ ls -la
total 16
drwxr-xr-x 4 user user 4096 Jun 7 12:48 .
drwxr-xr-x 10 user user 4096 May 27 21:30 ..
drwxr-xr-x 2 user user 4096 Jun 7 12:17 common
lrwxrwxrwx 1 user user 2 May 13 00:35 current -> x1
drwxr-xr-x 2 user user 4096 Jun 7 12:17 x1
user@LinPC:~/snap/some-app$ snap remove some-app
some-app removed
user@LinPC:~/snap/some-app$ ls -la
total 8
drwxr-xr-x 2 user user 4096 Jun 7 12:50 .
drwxr-xr-x 10 user user 4096 May 27 21:30 ..
lrwxrwxrwx 1 user user 2 May 13 00:35 current -> x1

Snap:
snap --version
snap 2.50.1
snapd 2.50.1
series 16
ubuntu 20.04
kernel 5.4.0-74-generic

Running on: Ubuntu 20.04