iOS:
1. Below the `comm::CommMMKV::initialize()` line add lines that set several different integers under different keys.
2. In `NotificationService.mm` at the beginning add lines that:
1. Get all keys.
2. Tries to get value for each key.
3. Send notification and check that all integers are logged.
Android:
1. Below the `CommMMKV.initialize()` line add lines that set several different integers under different keys.
2. In `CommNotificationsHandler.java` at the beginning add lines that:
1. Get all keys.
2. Tries to get value for each key.
3. Send notification and check that all integers are logged.