Can read over this guide:
#Example:
&overlay FOLLOW ME ON IG - ROY create
&overlay FOLLOW ME ON IG - ROY scales to 0.172 0.172 in zone 2 in 0
&overlay FOLLOW ME ON IG - ROY shifts to 43 184 in zone 2 in 0
&overlay FOLLOW ME ON IG - ROY to layer 5
@overlay FOLLOW ME ON IG - ROY opacity 1 in 3