waitSupergroupEvents

suspend fun BehaviourContext.waitSupergroupEvents(    initRequest: Request<*>? = null,     errorFactory: NullableRequestBuilder<*> = { null },     count: Int = 1,     filter: SimpleFilter<ChatEventMessage<SupergroupEvent>>? = null,     mapper: EventMessageToEventMapper<SupergroupEvent>? = null): List<SupergroupEvent>