def delete(tag_value, platform = nil)
      params = platform.nil? ? nil : { platform: [platform].flatten.join(',') }
      url = base_url + tag_value
      Http::Client.delete(@jpush, url, params: params)
    end
def delete(tag_value, platform = nil)
      params = platform.nil? ? nil : { platform: [platform].flatten.join(',') }
      url = base_url + tag_value
      Http::Client.delete(@jpush, url, params: params)
    end
DELETE /v3/tags/{tag_value}
 删除一个标签，以及标签与设备之间的关联关系