code: public List<String> getValuesAsString(String key) {
          @SuppressWarnings("UnnecessaryLocalVariable")
          List<String> result = getValues(key).stream().map(keyValue ->
                  RequestUtils.decodeBase64(keyValue.getValue())).collect(Collectors.toList());
          return result;
      }
docs: Retrieves a list of string values for a specific key from the key/value
  store.
  <p>
  GET /v1/keyValueStore/{key}?recurse
  
  @param key The key to retrieve.
  @return A list of zero to many string values.