How to make a wave effect?

Question

Animation

I don't know how to implement this animation. We need to animate the edges of this shape like a chaotic wave.

Here is an example with Dribbble: poke For
example, Siri has this effect when you speak, but there is a straight line, but I need it in a circle.

Answer 1

should help
https://css-tricks.com/blobs/

Answer 2

svg