derivedDataType MtasStringDigitsAlphaUnderscore1to32DT

EcimDerivedString with character class [0-9a-zA-Z_] and length (1..32) constraint.

References from:: MtasAnnouncementSegment; MtasAnnouncementVariable; MtasBuiltInVariableType; MtasSegmentVector;

string MtasStringDigitsAlphaUnderscore1to32DT

Valid values: [0-9a-zA-Z_]{1,32}