github.com/gotd/td/tg.Client.HelpGetCountriesList (method)

one use

	github.com/gotd/td/tg (current package)
		tl_help_get_countries_list_gen.go#L198: func (c *Client) HelpGetCountriesList(ctx context.Context, request *HelpGetCountriesListRequest) (HelpCountriesListClass, error) {