I know the feeling. When you become so used to your life revolving around work, and then you don't have that job anymore, you feel a little bit lost trying to find ways to fill the time.
The first few days are amazing because you get to relax or catch up on stuff, but then you reach a point where you realize you're not used to having this much free time.
I try to be productive in the absence of work, but at some point the productivity just feels forced and you need something a lot more stable to look forward to. Work sucks a lot of times, but at the very least it does provide you stability