Similar to the Indonesian slang term "langganan" with this same meaning, the slang term "subscription" refers to something that has occurred often that you're tired of happening, e.g. being scolded by your dad for every smallest of the smallest thing you do. It often describes repetitive situations that provoke annoyance or fatigue.
It is an inexplicable feeling when you realisation that you sign up for something that feels never-ending, and you cannot go back (you are basically screwed). You only know this feeling when you experience it yourself.
The need to subscribe to every SAS (software as a service). Each time thinking it will make your company / life succeed.
Mary's subscription addiction quickly mounted to a $1000 per month bill and 30 application logins. We never knew what service we were using for sending a basic text message anymore.