code: protected function query($api, $from, $to)
      {
          $params = [
              'begin_date' => $from,
              'end_date' => $to,
          ];
  
          return $this->parseJSON('json', [$api, $params]);
      }
docs: Unify query.
  
  @param string $from
  @param string $to
  
  @return \EasyWeChat\Support\Collection