This property defines the Unicodes which have Old South Arabian script
Characters like 𐩠,𐩡,𐩢, etc. are listed under Old South Arabian Script.
32 Characters are present in Old South Arabian Script starting with the Unicode point U+10A60 that represents the character 𐩠.
Currently, as per latest version 15.0.0, Unicode supports 164 number of Script. Here are a few examples - Adlam,Ahom,Anatolian Hieroglyphs, etc.