docs: public static String removePrefix(String principalName) {
  
          String result = principalName;
          if (CmsStringUtil.isNotEmptyOrWhitespaceOnly(principalName)) {
              if (hasPrefix(principalName)) {
                  result = principalName.trim().substring(PRINCIPAL_ROLE.length() + 1);
              }
          }
          return result;
      }