This property defines the Unicodes which belongs to Soyombo block
Characters like 𑩐,𑩑,𑩒, etc. are listed under Soyombo Block.
84 Characters are present in Soyombo Block starting with the Unicode point U+11A50 that represents the character 𑩐.
Currently, as per latest version 15.0.0, Unicode supports 328 number of Block. Here are a few examples - Latin Extended E,Adlam,Aegean Numbers, etc.