def received(msg_ids)
      msg_ids = [msg_ids].flatten
      url = base_url + '/received'
      params = {
        msg_ids: msg_ids.join(',')
      }
      Http::Client.get(@jpush, url, params: params)
    end
def received(msg_ids)
      msg_ids = [msg_ids].flatten
      url = base_url + '/received'
      params = {
        msg_ids: msg_ids.join(',')
      }
      Http::Client.get(@jpush, url, params: params)
    end
GET /v3/received
 送达统计