Made just like in vanilla


function betonomeshalka_ultra_die_animation()
return
{
layers=
{
{
filenames =
{
"__alkashGun__/text/betonomeshalka-ultra-ded.png",
"__alkashGun__/text/betonomeshalka-ultra-ded-2.png"
},
slice = 4,
lines_per_file = 4,
line_length = 4,
width = 20,
height ...

When I try to add a corpse for my units, I get the error "Cannot serialize ttype=function". What causes it and how to fix it?
I added the corpses using a 1 frame death animation where 1 frame = 1 direction. Are there alternative working ways to add this?