docs: protected void parseKeys(String requestURI) {
  
          this.parsedKeys = null;
          String[] parts = requestURI.split("/");
          if(parts.length > 2) {
              String base64KeyList = parts[2];
              this.parsedKeys = new ArrayList<ByteArray>();
  
              if(!base64KeyList.contains(",")) {
                  String rawKey = base64KeyList.trim();
                  this.parsedKeys.add(new ByteArray(RestUtils.decodeVoldemortKey(rawKey)));
              } else {
                  String[] base64KeyArray = base64KeyList.split(",");
                  for(String base64Key: base64KeyArray) {
                      String rawKey = base64Key.trim();
                      this.parsedKeys.add(new ByteArray(RestUtils.decodeVoldemortKey(rawKey)));
                  }
              }
          }
      }