The first 10 minutes of this video gives a pretty solid breakdown of how the volume worked on The Mandalorian S01-02.
VFX Artists React to Bad & Great CGi 45
https://www.youtube.com/watch?v=Ea9xIxbB1lA - from the Corridor Crew YouTube channel (17 mins long).
The blurb:
“Niko and Wren are joined by Felix Jorge from Happy Mushroom to sit down to break down the best (and worst) VFX in your favorite Hollywood movies!”