A month ago I was crying because there was too much milk, and now I fe…

A month ago I was crying because there was too much milk, and now I feel like there's not enough? How do I know this? The little one has been sleeping well at night for the last 3-4 days. She doesn't even wake up for feedings. If you wake her up, she cries hysterically... That's when I stopped feeding her at night. And my breasts stopped getting swollen. Before that, she woke up in the morning, with hard, wet breasts, even the bed was soaked. It decreased, so does that mean less milk?? She weighs about 6 kg. I feed her during the day, but she asks very often and cries, and everyone