a0d929ca_WSRP_v2_0_Specification__Statement_text
[#] CS011 [Section] 4.1.2 [Statement text] 
It is strongly RECOMMENDED these characters be chosen from the first 127 characters of the Unicode character set so that it is feasible to represent the value in no more than 255 bytes of storage.
WSRP v2.0 Specification
Statement text