github.com/gotd/td/tg.ChannelAdminLogEventActionStartGroupCallArray.Retain (method)

one use

	github.com/gotd/td/tg (current package)
		tl_channel_admin_log_event_action_slices_gen.go#L2282: func (s ChannelAdminLogEventActionStartGroupCallArray) Retain(keep func(x ChannelAdminLogEventActionStartGroupCall) bool) ChannelAdminLogEventActionStartGroupCallArray {