This property defines the Unicodes which belongs to Chakma block
Characters like 𑄀,𑄁,𑄂, etc. are listed under Chakma Block.
73 Characters are present in Chakma Block starting with the Unicode point U+11100 that represents the character 𑄀.
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.