onTextMentionWithMediaGroupContent
suspend fun <BC : BehaviourContext> BC.onTextMentionWithMediaGroupContent(userId: UserId, initialFilter: CommonMessageFilter<MediaGroupContent<MediaGroupPartContent>>? = null, subcontextUpdatesFilter: CustomBehaviourContextAndTwoTypesReceiver<BC, Boolean, CommonMessage<MediaGroupContent<MediaGroupPartContent>>, Update>? = null, markerFactory: MarkerFactory<in CommonMessage<MediaGroupContent<MediaGroupPartContent>>, Any> = AnyMarkerFactory(), scenarioReceiver: CustomBehaviourContextAndTypeReceiver<BC, Unit, CommonMessage<MediaGroupContent<MediaGroupPartContent>>>): Job