private function appendMinorVersionToRequestURI($requestUri){
      $setMinorVersion = $this->context->minorVersion;
      if (isset($setMinorVersion)) {
          if ($this->queryToArray($requestUri) == false) { //if no query string params
              $requestUri .= "?minorversion=" . $this->context->minorVersion;
          } else {
              $requestUri .= "&minorversion=" . $this->context->minorVersion;
          }
      }
      return $requestUri;
    }