amniotic fluid noise?

Maleah • 21 year old Mama of a beautiful girl. She will be two in Dec 2018. Currently hoping on baby number 2!
I was laying down and as my baby was moving I Hurd like cerplunk/bloop noise lol. Then like a gurgling bubbly noise. What the hecK??!! It wasn't my stomach it was in my uterus I swear! What was it? Like what the heck it was so weird